concebir Present Subjunctive Conjugation
concebir — to conceive
Concebir changes the stem to 'concib-' for all subjects in the present subjunctive.
concebir Present Subjunctive Forms
When to Use the Present Subjunctive
Use this after expressions of doubt, emotion, or necessity (e.g., 'Espero que conciban...').
Notes on concebir in the Present Subjunctive
Because the 'yo' form of the indicative is 'concibo', the entire subjunctive follows that 'i' stem, including nosotros (concibamos) and vosotros (concibáis).
Example Sentences
Espero que tú concibas pronto una idea brillante.
I hope you conceive a brilliant idea soon.
tú
Es necesario que concibamos el plan con cuidado.
It is necessary that we conceive the plan carefully.
nosotros
Dudo que ellos conciban el riesgo real.
I doubt they conceive the real risk.
ellos/ellas/ustedes
Common Mistakes
Mistake: que nosotros concebamos
Correct: que nosotros concibamos
Why: In -ir verbs with an e-i change, the 'i' carries over into the nosotros and vosotros forms of the subjunctive.
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Related Tenses
Present
yo: concibo
Concebir follows an e-i stem change in all forms except nosotros and vosotros.
Preterite
yo: concebí
Concebir has a third-person stem change (e-i) in the preterite: concibió and concibieron.
Imperfect
yo: concebía
The imperfect of concebir is completely regular: concebía, concebías, concebía...
Future
yo: concebiré
Concebir is regular in the future; just add endings to the infinitive (concebiré).
Conditional
yo: concebiría
The conditional of concebir is regular: concebiría, concebirías, concebiría...
Imperfect Subjunctive
yo: concibiera
The imperfect subjunctive uses the 'concib-' stem: concibiera, concibieras...
Affirmative Imperative
yo: concibe
Use 'concibe' (tú) or 'conciban' (ustedes) to tell someone to form an idea.
Negative Imperative
yo: no concibas
The negative imperative always uses the present subjunctive forms with 'no'.