Non-finite forms
Infinitivo and Gerundio
| Form | Spanish | Use |
|---|---|---|
| Infinitivo | afiliar | Dictionary form and base form for many compound structures. |
| Gerundio | afiliando | Used with estar for progressive forms, for example estar afiliando. |
afiliar is a regular Spanish -AR verb meaning enroll / sign up. In the present tense: yo afilio, tú afilias, él/ella afilia, nosotros afiliamos, vosotros afiliáis, ellos afilian. Full conjugation across 18 tenses below.
Infinitivo and Gerundio
| Form | Spanish | Use |
|---|---|---|
| Infinitivo | afiliar | Dictionary form and base form for many compound structures. |
| Gerundio | afiliando | Used with estar for progressive forms, for example estar afiliando. |
Present
| Pronoun | Form | Context |
|---|---|---|
| yo | afilio | Yo afilio a mi hija en natación.I enroll my daughter in swimming. |
| tú | afilias | Normalmente, tú afilias a tu hermano al sindicato.You usually enroll your brother in the union. |
| él | afilia | Hoy, la empresa local afilia a veinte vecinos al plan médico.Today, the local company enrolls twenty neighbors in the health plan. |
| nosotros | afiliamos | A veces, nosotros afiliamos a los nuevos socios sin demora.At times, we enroll the new members with no delay. |
| vosotros | afiliáis | Ahora, vosotros afiliáis a los niños al taller de verano.Right now, you all enroll the children in the summer workshop. |
| ellos | afilian | Casi siempre, los clubes del barrio afilian a más familias a la cooperativa.Most of the time, the neighborhood clubs enroll more families in the co-op. |
Present Perfect
| Pronoun | Form | Context |
|---|---|---|
| yo | he afiliado | Este año, yo he afiliado a mi hija en natación.This year, I have enrolled my daughter in swimming. |
| tú | has afiliado | Últimamente, tú has afiliado a tu hermano al sindicato.Lately, you have enrolled your brother in the union. |
| él | ha afiliado | En estos meses, la empresa local ha afiliado a veinte vecinos al plan médico.In these months, the local company has enrolled twenty neighbors in the health plan. |
| nosotros | hemos afiliado | Hasta ahora, nosotros hemos afiliado a los nuevos socios sin demora.So far, we have enrolled the new members with no delay. |
| vosotros | habéis afiliado | En lo que va de curso, vosotros habéis afiliado a los niños al taller de verano.This term, you all have enrolled the children in the summer workshop. |
| ellos | han afiliado | En este tiempo, los clubes del barrio han afiliado a más familias a la cooperativa.During this time, the neighborhood clubs have enrolled more families in the co-op. |
Preterite
| Pronoun | Form | Context |
|---|---|---|
| yo | afilié | Ayer, yo afilié a mi hija en natación.Yesterday, I enrolled my daughter in swimming. |
| tú | afiliaste | Hace un rato, tú afiliaste a tu hermano al sindicato.A little while ago, you enrolled your brother in the union. |
| él | afilió | Esta mañana, la empresa local afilió a veinte vecinos al plan médico.This morning, the local company enrolled twenty neighbors in the health plan. |
| nosotros | afiliamos | Anoche, nosotros afiliamos a los nuevos socios sin demora.Last night, we enrolled the new members with no delay. |
| vosotros | afiliasteis | El sábado, vosotros afiliasteis a los niños al taller de verano.On Saturday, you all enrolled the children in the summer workshop. |
| ellos | afiliaron | Hace poco, los clubes del barrio afiliaron a más familias a la cooperativa.Not long ago, the neighborhood clubs enrolled more families in the co-op. |
Imperfect
| Pronoun | Form | Context |
|---|---|---|
| yo | afiliaba | Antes, yo afiliaba a mi hija en natación.Before, I used to enroll my daughter in swimming. |
| tú | afiliabas | Por entonces, tú afiliabas a tu hermano al sindicato.Back then, you used to enroll your brother in the union. |
| él | afiliaba | En esa época, la empresa local afiliaba a veinte vecinos al plan médico.At that time, the local company used to enroll twenty neighbors in the health plan. |
| nosotros | afiliábamos | Cuando eso era normal, nosotros afiliábamos a los nuevos socios sin demora.When that was normal, we used to enroll the new members with no delay. |
| vosotros | afiliabais | Hace años, vosotros afiliabais a los niños al taller de verano.Years ago, you all used to enroll the children in the summer workshop. |
| ellos | afiliaban | En aquellos días, los clubes del barrio afiliaban a más familias a la cooperativa.In those days, the neighborhood clubs used to enroll more families in the co-op. |
Past Perfect
| Pronoun | Form | Context |
|---|---|---|
| yo | había afiliado | Cuando llegaste, yo ya había afiliado a mi hija en natación.When you arrived, I had already enrolled my daughter in swimming. |
| tú | habías afiliado | Para entonces, tú ya habías afiliado a tu hermano al sindicato.By then, you had already enrolled your brother in the union. |
| él | había afiliado | Al volver, la empresa local ya había afiliado a veinte vecinos al plan médico.When we came back, the local company had already enrolled twenty neighbors in the health plan. |
| nosotros | habíamos afiliado | Antes de hablarlo, nosotros ya habíamos afiliado a los nuevos socios sin demora.Before talking it through, we had already enrolled the new members with no delay. |
| vosotros | habíais afiliado | Cuando mirasteis otra vez, vosotros ya habíais afiliado a los niños al taller de verano.When you looked again, you all had already enrolled the children in the summer workshop. |
| ellos | habían afiliado | Para ese momento, los clubes del barrio ya habían afiliado a más familias a la cooperativa.By that moment, the neighborhood clubs had already enrolled more families in the co-op. |
Preterite Anterior
| Pronoun | Form | Context |
|---|---|---|
| yo | hube afiliado | Apenas yo hube afiliado a mi hija en natación, todo cambió.As soon as I had enrolled my daughter in swimming, everything changed. |
| tú | hubiste afiliado | En cuanto tú hubiste afiliado a tu hermano al sindicato, se notó.The moment you had enrolled your brother in the union, it showed. |
| él | hubo afiliado | No bien la empresa local hubo afiliado a veinte vecinos al plan médico, hubo ruido.As soon as the local company had enrolled twenty neighbors in the health plan, there was trouble. |
| nosotros | hubimos afiliado | Tan pronto como nosotros hubimos afiliado a los nuevos socios sin demora, seguimos adelante.Once we had enrolled the new members with no delay, we moved on. |
| vosotros | hubisteis afiliado | Apenas vosotros hubisteis afiliado a los niños al taller de verano, mirasteis el resultado.As soon as you all had enrolled the children in the summer workshop, you checked the result. |
| ellos | hubieron afiliado | En cuanto los clubes del barrio hubieron afiliado a más familias a la cooperativa, el ambiente cambió.The moment the neighborhood clubs had enrolled more families in the co-op, the mood changed. |
Future
| Pronoun | Form | Context |
|---|---|---|
| yo | afiliaré | Mañana, yo afiliaré a mi hija en natación.Tomorrow, I will enroll my daughter in swimming. |
| tú | afiliarás | Dentro de poco, tú afiliarás a tu hermano al sindicato.Soon, you will enroll your brother in the union. |
| él | afiliará | Esta tarde, la empresa local afiliará a veinte vecinos al plan médico.This afternoon, the local company will enroll twenty neighbors in the health plan. |
| nosotros | afiliaremos | La semana que viene, nosotros afiliaremos a los nuevos socios sin demora.Next week, we will enroll the new members with no delay. |
| vosotros | afiliaréis | Pronto, vosotros afiliaréis a los niños al taller de verano.Before long, you all will enroll the children in the summer workshop. |
| ellos | afiliarán | Más adelante, los clubes del barrio afiliarán a más familias a la cooperativa.Later on, the neighborhood clubs will enroll more families in the co-op. |
Future Perfect
| Pronoun | Form | Context |
|---|---|---|
| yo | habré afiliado | Para entonces, yo ya habré afiliado a mi hija en natación.By then, I will already have enrolled my daughter in swimming. |
| tú | habrás afiliado | Antes del cierre, tú ya habrás afiliado a tu hermano al sindicato.Before closing time, you will already have enrolled your brother in the union. |
| él | habrá afiliado | Al final del día, la empresa local ya habrá afiliado a veinte vecinos al plan médico.By the end of the day, the local company will already have enrolled twenty neighbors in the health plan. |
| nosotros | habremos afiliado | Para mañana, nosotros ya habremos afiliado a los nuevos socios sin demora.By tomorrow, we will already have enrolled the new members with no delay. |
| vosotros | habréis afiliado | Antes de iros, vosotros ya habréis afiliado a los niños al taller de verano.Before leaving, you all will already have enrolled the children in the summer workshop. |
| ellos | habrán afiliado | Para esa hora, los clubes del barrio ya habrán afiliado a más familias a la cooperativa.By that hour, the neighborhood clubs will already have enrolled more families in the co-op. |
Conditional
| Pronoun | Form | Context |
|---|---|---|
| yo | afiliaría | En un caso así, yo afiliaría a mi hija en natación.In a case like that, I would enroll my daughter in swimming. |
| tú | afiliarías | Con un poco más de tiempo, tú afiliarías a tu hermano al sindicato.With a little more time, you would enroll your brother in the union. |
| él | afiliaría | En esa situación, la empresa local afiliaría a veinte vecinos al plan médico.In that situation, the local company would enroll twenty neighbors in the health plan. |
| nosotros | afiliaríamos | Con ese panorama, nosotros afiliaríamos a los nuevos socios sin demora.With that outlook, we would enroll the new members with no delay. |
| vosotros | afiliaríais | Llegado el caso, vosotros afiliaríais a los niños al taller de verano.If it came to that, you all would enroll the children in the summer workshop. |
| ellos | afiliarían | En un día así, los clubes del barrio afiliarían a más familias a la cooperativa.On a day like that, the neighborhood clubs would enroll more families in the co-op. |
Conditional Perfect
| Pronoun | Form | Context |
|---|---|---|
| yo | habría afiliado | En otro momento, yo habría afiliado a mi hija en natación.At another moment, I would have enrolled my daughter in swimming. |
| tú | habrías afiliado | Con un poco más de margen, tú habrías afiliado a tu hermano al sindicato.With a little more margin, you would have enrolled your brother in the union. |
| él | habría afiliado | A esas alturas, la empresa local habría afiliado a veinte vecinos al plan médico.By then, the local company would have enrolled twenty neighbors in the health plan. |
| nosotros | habríamos afiliado | Con ese giro, nosotros habríamos afiliado a los nuevos socios sin demora.With that turn, we would have enrolled the new members with no delay. |
| vosotros | habríais afiliado | Llegados ahí, vosotros habríais afiliado a los niños al taller de verano.At that point, you all would have enrolled the children in the summer workshop. |
| ellos | habrían afiliado | En ese punto, los clubes del barrio habrían afiliado a más familias a la cooperativa.From there, the neighborhood clubs would have enrolled more families in the co-op. |
Present Subjunctive
| Pronoun | Form | Context |
|---|---|---|
| yo | afilie | Es mejor que yo afilie a mi hija en natación.It is better that I enroll my daughter in swimming. |
| tú | afilies | Hace falta que tú afilies a tu hermano al sindicato.It is necessary that you enroll your brother in the union. |
| él | afilie | Conviene que la empresa local afilie a veinte vecinos al plan médico.It is wise that the local company enroll twenty neighbors in the health plan. |
| nosotros | afiliemos | Importa que nosotros afiliemos a los nuevos socios sin demora.It matters that we enroll the new members with no delay. |
| vosotros | afiliéis | Puede ser útil que vosotros afiliéis a los niños al taller de verano.It may help if you all enroll the children in the summer workshop. |
| ellos | afilien | Es posible que los clubes del barrio afilien a más familias a la cooperativa.It is possible that the neighborhood clubs enroll more families in the co-op. |
Present Perfect Subjunctive
| Pronoun | Form | Context |
|---|---|---|
| yo | haya afiliado | Ojalá yo haya afiliado a mi hija en natación.Hopefully I have enrolled my daughter in swimming. |
| tú | hayas afiliado | Puede que tú ya hayas afiliado a tu hermano al sindicato.Maybe you already have enrolled your brother in the union. |
| él | haya afiliado | Tal vez la empresa local haya afiliado a veinte vecinos al plan médico.Perhaps the local company has enrolled twenty neighbors in the health plan. |
| nosotros | hayamos afiliado | Quizá nosotros ya hayamos afiliado a los nuevos socios sin demora.Maybe we already have enrolled the new members with no delay. |
| vosotros | hayáis afiliado | Es probable que vosotros hayáis afiliado a los niños al taller de verano.It is likely that you all have enrolled the children in the summer workshop. |
| ellos | hayan afiliado | Puede ser que los clubes del barrio ya hayan afiliado a más familias a la cooperativa.It may be that the neighborhood clubs already have enrolled more families in the co-op. |
Imperfect Subjunctive
| Pronoun | Form | Context |
|---|---|---|
| yo | afiliara | Si yo afiliara a mi hija en natación, se notaría enseguida.If I enrolled my daughter in swimming, it would show right away. |
| tú | afiliaras | Si tú afiliaras a tu hermano al sindicato, costaría ocultarlo.If you enrolled your brother in the union, it would be hard to hide. |
| él | afiliara | Si la empresa local afiliara a veinte vecinos al plan médico, daría mucho que hablar.If the local company enrolled twenty neighbors in the health plan, it would give people plenty to talk about. |
| nosotros | afiliáramos | Si nosotros afiliáramos a los nuevos socios sin demora, todo iría por otro lado.If we enrolled the new members with no delay, everything would go another way. |
| vosotros | afiliarais | Si vosotros afiliarais a los niños al taller de verano, cambiaría el ambiente.If you all enrolled the children in the summer workshop, the mood would change. |
| ellos | afiliaran | Si los clubes del barrio afiliaran a más familias a la cooperativa, la escena sería otra.If the neighborhood clubs enrolled more families in the co-op, the whole scene would be different. |
Past Perfect Subjunctive
| Pronoun | Form | Context |
|---|---|---|
| yo | hubiera afiliado | Si yo hubiera afiliado a mi hija en natación, aún se recordaría.If I had enrolled my daughter in swimming, it would still be remembered. |
| tú | hubieras afiliado | Si tú hubieras afiliado a tu hermano al sindicato, eso habría dejado marca.If you had enrolled your brother in the union, that would have left a mark. |
| él | hubiera afiliado | Si la empresa local hubiera afiliado a veinte vecinos al plan médico, todavía se hablaría de eso.If the local company had enrolled twenty neighbors in the health plan, people would still be talking about it. |
| nosotros | hubiéramos afiliado | Si nosotros hubiéramos afiliado a los nuevos socios sin demora, el día habría seguido otro rumbo.If we had enrolled the new members with no delay, the day would have gone another way. |
| vosotros | hubierais afiliado | Si vosotros hubierais afiliado a los niños al taller de verano, el cambio se habría notado antes.If you all had enrolled the children in the summer workshop, the change would have shown earlier. |
| ellos | hubieran afiliado | Si los clubes del barrio hubieran afiliado a más familias a la cooperativa, nada habría quedado igual.If the neighborhood clubs had enrolled more families in the co-op, nothing would have stayed the same. |
Future Subjunctive
| Pronoun | Form | Context |
|---|---|---|
| yo | afiliare | Si yo afiliare a mi hija en natación, se notará enseguida.If I enroll my daughter in swimming, it will show right away. |
| tú | afiliares | Si tú afiliares a tu hermano al sindicato, costará ignorarlo.If you enroll your brother in the union, it will be hard to ignore. |
| él | afiliare | Si la empresa local afiliare a veinte vecinos al plan médico, dará mucho que hablar.If the local company enrolls twenty neighbors in the health plan, it will give people plenty to talk about. |
| nosotros | afiliáremos | Si nosotros afiliáremos a los nuevos socios sin demora, todo irá por otro camino.If we enroll the new members with no delay, everything will go another way. |
| vosotros | afiliareis | Si vosotros afiliareis a los niños al taller de verano, el ambiente cambiará rápido.If you all enroll the children in the summer workshop, the mood will change fast. |
| ellos | afiliaren | Si los clubes del barrio afiliaren a más familias a la cooperativa, la escena será distinta.If the neighborhood clubs enroll more families in the co-op, the whole scene will be different. |
Future Perfect Subjunctive
| Pronoun | Form | Context |
|---|---|---|
| yo | hubiere afiliado | Cuando yo hubiere afiliado a mi hija en natación, ya se notará.When I have enrolled my daughter in swimming, it will already show. |
| tú | hubieres afiliado | En cuanto tú hubieres afiliado a tu hermano al sindicato, será difícil no verlo.As soon as you have enrolled your brother in the union, it will be hard not to see. |
| él | hubiere afiliado | Cuando la empresa local hubiere afiliado a veinte vecinos al plan médico, se verá de inmediato.When the local company has enrolled twenty neighbors in the health plan, it will show at once. |
| nosotros | hubiéremos afiliado | Si para entonces nosotros hubiéremos afiliado a los nuevos socios sin demora, todo irá de otra manera.If by then we have enrolled the new members with no delay, everything will move differently. |
| vosotros | hubiereis afiliado | Cuando vosotros hubiereis afiliado a los niños al taller de verano, el ambiente sonará distinto.When you all have enrolled the children in the summer workshop, the mood will sound different. |
| ellos | hubieren afiliado | En cuanto los clubes del barrio hubieren afiliado a más familias a la cooperativa, el cambio quedará claro.As soon as the neighborhood clubs have enrolled more families in the co-op, the change will be clear. |
Affirmative Imperative
| Pronoun | Form | Context |
|---|---|---|
| yo | - | - |
| tú | afilia | afilia a tu hermano al sindicato.Enroll your brother in the union. |
| él | afilie | Que la empresa local afilie a veinte vecinos al plan médico.Let the local company Enroll twenty neighbors in the health plan. |
| nosotros | afiliemos | afiliemos a los nuevos socios sin demora.Enroll the new members with no delay. |
| vosotros | afiliad | afiliad a los niños al taller de verano.Enroll the children in the summer workshop. |
| ellos | afilien | Que los clubes del barrio afilien a más familias a la cooperativa.Let the neighborhood clubs Enroll more families in the co-op. |
Negative Imperative
| Pronoun | Form | Context |
|---|---|---|
| yo | - | - |
| tú | no afilies | No no afilies a tu hermano al sindicato.Do not enroll your brother in the union. |
| él | no afilie | Que la empresa local no no afilie a veinte vecinos al plan médico.Let the local company not enroll twenty neighbors in the health plan. |
| nosotros | no afiliemos | No no afiliemos a los nuevos socios sin demora.Let us not enroll the new members with no delay. |
| vosotros | no afiliéis | No no afiliéis a los niños al taller de verano.Do not enroll the children in the summer workshop. |
| ellos | no afilien | Que los clubes del barrio no no afilien a más familias a la cooperativa.Let the neighborhood clubs not enroll more families in the co-op. |
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Yo ___ a mi hija en natación.
I enroll my daughter in swimming.
Use Presente for facts, habits, current states, and regular actions.
Formation
Pattern
Examples
Presente is the base system. Master the endings first, then handle irregular yo forms and stem changes.
Concepts that come up every time you conjugate afiliar. Each is a short, focused guide.
Short, direct answers to what learners search most about afiliar.
Continue with verbs that share the same ending and difficulty band.