decaer Future Conjugation
decaer — to decline
The future of decaer is regular: decaeré, decaerás, decaerá, decaeremos, decaeréis, decaerán.
decaer Future Forms
When to Use the Future
Use this to predict that something will lose strength or decline in the future.
Notes on decaer in the Future
Decaer is completely regular in the future tense. You simply add the endings to the infinitive.
Example Sentences
La economía decaerá si no hay cambios.
The economy will decline if there are no changes.
él/ella/usted
No decaeremos a pesar de los problemas.
We will not falter despite the problems.
nosotros
Tus fuerzas decaerán si no descansas.
Your strength will decline if you don't rest.
ellos/ellas/ustedes
Common Mistakes
Mistake: Using 'decaigará' instead of 'decaerá'.
Correct: decaerá
Why: Learners often try to use the 'g' from the present tense, but the future uses the full infinitive 'decaer' as the stem.
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Related Tenses
Present
yo: decaigo
The present of decaer is mostly regular, except for the 'yo' form: decaigo.
Preterite
yo: decaí
The preterite of decaer features a 'y' in the third person: decaí, decaíste, decayó, decaímos, decaísteis, decayeron.
Imperfect
yo: decaía
The imperfect of decaer is regular for -er verbs: decaía, decaías, decaía, decaíamos, decaíais, decaían.
Conditional
yo: decaería
The conditional of decaer is regular: decaería, decaerías, decaería, decaeríamos, decaeríais, decaerían.
Present Subjunctive
yo: decaiga
The present subjunctive of decaer adds a 'g' to the stem: decaiga, decaigas, decaiga, decaigamos, decaigáis, decaigan.
Imperfect Subjunctive
yo: decayera
The imperfect subjunctive of decaer uses the 'y' stem: decayera, decayeras, decayéramos.
Affirmative Imperative
yo: decae
The imperative of decaer uses the 'g' stem for formal commands: decae, decaiga, decaigamos, decaed, decaigan.
Negative Imperative
yo: no decaigas
The negative imperative uses the present subjunctive: no decaigas, no decaiga, no decaigamos, no decaigáis, no decaigan.