diluir Present Conjugation
diluir — to dilute
The present tense of diluir is irregular, adding a 'y' before the endings in all forms except nosotros and vosotros.
diluir Present Forms
When to Use the Present
Use the present tense to talk about thinning liquids right now, general chemical properties, or the metaphorical fading of a memory or feeling.
Notes on diluir in the Present
Diluir follows the pattern of -uir verbs where a 'y' is inserted between the stem and the ending (diluyo, diluyes, etc.). This happens for all persons except nosotros and vosotros.
Example Sentences
Diluyo la pintura con un poco de agua.
I dilute the paint with a little water.
yo
¿Por qué diluyes tanto el zumo?
Why do you dilute the juice so much?
tú
Nosotros diluimos el detergente antes de usarlo.
We dilute the detergent before using it.
nosotros
Las sospechas se diluyen con el tiempo.
Suspicions fade away over time.
ellos/ellas/ustedes
Common Mistakes
Mistake: yo diluo
Correct: yo diluyo
Why: Verbs ending in -uir require a 'y' to bridge the stem and the ending in most present tense forms.
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Related Tenses
Preterite
yo: diluí
In the preterite, diluir is irregular in the third person (él/ellos), changing 'i' to 'y'.
Imperfect
yo: diluía
The imperfect of diluir is regular: diluía, diluías, diluía, diluíamos, diluíais, diluían.
Future
yo: diluiré
The future tense of diluir is regular: diluiré, diluirás, diluirá, diluiremos, diluiréis, diluirán.
Conditional
yo: diluiría
The conditional of diluir is regular: diluiría, diluirías, diluiría, diluiríamos, diluiríais, diluirían.
Present Subjunctive
yo: diluya
The present subjunctive of diluir keeps the 'y' from the 'yo' form: diluya, diluyas, diluya, diluyamos, diluyáis, diluyan.
Imperfect Subjunctive
yo: diluyera
The imperfect subjunctive is based on the preterite 'ellos' form: diluyera, diluyeras, diluyera, diluyéramos, diluyerais, diluyeran.
Affirmative Imperative
yo: diluye
Use the imperative to give orders: diluye (tú), diluya (usted), diluyamos (nosotros), diluid (vosotros), diluyan (ustedes).
Negative Imperative
yo: no diluyas
The negative imperative uses the present subjunctive: no diluyas, no diluya, no diluyamos, no diluyáis, no diluyan.