convertirse Present Subjunctive Conjugation
convertirse — to become
Features an e>ie change, plus an e>i change in the nosotros/vosotros forms.
convertirse Present Subjunctive Forms
When to Use the Present Subjunctive
Use this when expressing a wish, doubt, or emotion about a transformation (e.g., 'I want it to become...').
Notes on convertirse in the Present Subjunctive
In the subjunctive, the stem change happens everywhere. Note the 'nosotros' form uses 'i' (convirtamos) instead of 'ie'.
Example Sentences
Espero que te conviertas en lo que deseas.
I hope you become what you desire.
tú
Es posible que se convierta en un problema.
It is possible that it might become a problem.
él/ella/usted
Dudo que nos convirtamos en enemigos.
I doubt we will become enemies.
nosotros
Common Mistakes
Mistake: que nosotros nos conviertamos
Correct: que nosotros nos convirtamos
Why: For -ir stem-changing verbs in the subjunctive, the nosotros form uses the single vowel change (i) rather than the diphthong (ie).
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Related Tenses
Present
yo: me convierto
Convertirse features an e>ie stem change in all forms except nosotros and vosotros.
Preterite
yo: me convertí
Convertirse has an e>i stem change in the third person: se convirtió and se convirtieron.
Imperfect
yo: me convertía
The imperfect of convertirse is regular: se convertía, se convertías, etc.
Future
yo: me convertiré
The future of convertirse is regular: se convertirá, se convertirán, etc.
Conditional
yo: me convertiría
The conditional is regular: se convertiría, se convertirías, etc.
Imperfect Subjunctive
yo: me convirtiera
Uses the 'i' stem from the third-person preterite: se convirtiera, se convirtieras.
Affirmative Imperative
yo: conviértete
Commands for transformation: conviértete, conviértase, convirtámonos.
Negative Imperative
yo: no te conviertas
Negative commands use the present subjunctive: no te conviertas.