establecer Negative Imperative Conjugation
establecer — to establish
Negative commands always use the present subjunctive forms: no establezcas, no establezca, etc.
establecer Negative Imperative Forms
When to Use the Negative Imperative
Use this to tell someone not to establish a rule, a connection, or a precedent.
Notes on establecer in the Negative Imperative
Since it uses the present subjunctive, all forms include the 'zc' spelling change.
Example Sentences
No establezcas contacto todavía.
Don't establish contact yet.
tú
No establezcamos conclusiones precipitadas.
Let's not establish (draw) hasty conclusions.
nosotros
No establezcan reglas innecesarias.
Don't establish unnecessary rules.
ustedes
Common Mistakes
Mistake: no establece
Correct: no establezcas
Why: Negative 'tú' commands must use the subjunctive form, not the indicative.
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Related Tenses
Present
yo: establezco
Establecer is irregular in the 'yo' form (establezco), but regular for all other persons.
Preterite
yo: establecí
The preterite of establecer is completely regular: establecí, estableciste, estableció, etc.
Imperfect
yo: establecía
The imperfect of establecer is regular: establecía, establecías, establecía, establecíamos, establecíais, establecían.
Future
yo: estableceré
The future tense is regular: add the endings -é, -ás, -á, -emos, -éis, -án to the infinitive establecer.
Conditional
yo: establecería
The conditional is regular: add -ía, -ías, -ía, -íamos, -íais, -ían to the infinitive establecer.
Present Subjunctive
yo: establezca
The present subjunctive uses the irregular 'establezc-' stem for all persons.
Imperfect Subjunctive
yo: estableciera
Formed using the preterite stem: estableciera, establecieras, estableciera, etc.
Affirmative Imperative
yo: establece
The imperative uses 'establece' for tú and 'establezca' for formal/plural commands.