Conjugate deducir in Spanish
to deduce
deducir is an irregular -ir verb ranked #2103 among the most common Spanish verbs. For example: "Puedo deducir lo que pasó." (I can deduce what happened.). Use the tables below for full conjugation across all 7 tenses.
deducir — Spanish Conjugation Chart
to deduce · -ir verb · irregular (c>zc) · conjugado.com
Describes current actions, habits, and general truths. The most frequently used tense — master it first.
| Pronoun | Conjugation |
|---|---|
| yo | deduzco * |
| tú | deduces |
| él/ella/Ud. | deduce |
| nosotros | deducimos |
| vosotros | deducís |
| ellos/ellas/Uds. | deducen |
Yo deduzco todos los días.
I deduce every day.
Describes completed past actions with a clear start and end. Key signals: ayer, el lunes pasado, de repente.
| Pronoun | Conjugation |
|---|---|
| yo | deduje * |
| tú | dedujiste * |
| él/ella/Ud. | dedujo * |
| nosotros | dedujimos * |
| vosotros | dedujisteis * |
| ellos/ellas/Uds. | dedujeron * |
Dedujo la respuesta por lógica.
He deduced the answer through logic.
Describes habitual past actions, background context, and ongoing states. Key signals: siempre, normalmente, cuando era niño.
| Pronoun | Conjugation |
|---|---|
| yo | deducía |
| tú | deducías |
| él/ella/Ud. | deducía |
| nosotros | deducíamos |
| vosotros | deducíais |
| ellos/ellas/Uds. | deducían |
Antes yo deducía con frecuencia.
Before, I used to deduce often.
Describes future events and predictions. In everyday speech, ir a + infinitive is often preferred for planned events.
| Pronoun | Conjugation |
|---|---|
| yo | deduciré |
| tú | deducirás |
| él/ella/Ud. | deducirá |
| nosotros | deduciremos |
| vosotros | deduciréis |
| ellos/ellas/Uds. | deducirán |
Mañana yo deduciré.
Tomorrow I will deduce.
Expresses what would happen under certain conditions — equivalent to "would" in English. Also used for polite requests.
| Pronoun | Conjugation |
|---|---|
| yo | deduciría |
| tú | deducirías |
| él/ella/Ud. | deduciría |
| nosotros | deduciríamos |
| vosotros | deduciríais |
| ellos/ellas/Uds. | deducirían |
Si pudiera, yo deduciría.
If I could, I would deduce.
Used in clauses expressing wishes, doubt, emotion, or uncertainty — typically after que. Triggers: querer, esperar, dudar, ojalá.
| Pronoun | Conjugation |
|---|---|
| yo | deduzca * |
| tú | deduzcas * |
| él/ella/Ud. | deduzca * |
| nosotros | deduzcamos * |
| vosotros | deduzcáis * |
| ellos/ellas/Uds. | deduzcan * |
Espero que tú deduzcas.
I hope that you deduce.
Used to give commands and direct requests. Affirmative and negative forms differ significantly in Spanish.
| Pronoun | Conjugation |
|---|---|
| yo | - |
| tú | deduce |
| él/ella/Ud. | deduzca * |
| nosotros | deduzcamos * |
| vosotros | deducid |
| ellos/ellas/Uds. | deduzcan * |
¡Deduce!
Deduce!
Test yourself
Type the correct conjugation for each prompt.
Example sentences
-
Puedo deducir lo que pasó.
I can deduce what happened.
-
Dedujo la respuesta por lógica.
He deduced the answer through logic.
Common phrases with deducir
- deducir impuestos to deduct taxes
- deducir una conclusión to draw a conclusion