ocasionar Preterite Conjugation
ocasionar — to cause
The preterite of ocasionar follows regular -ar patterns: ocasioné, ocasionaste, ocasionó, ocasionamos, ocasionasteis, ocasionaron.
ocasionar Preterite Forms
When to Use the Preterite
Use the preterite to identify the specific moment or event that caused a result in the past, such as a storm that caused damage yesterday.
Notes on ocasionar in the Preterite
Ocasionar is fully regular in the preterite. The 'nosotros' form is identical to the present tense.
Example Sentences
La lluvia ocasionó muchas inundaciones.
The rain caused many floods.
él/ella/usted
Mis palabras ocasionaron una gran discusión.
My words caused a big argument.
ellos/ellas/ustedes
Yo ocasioné el error en el informe.
I caused the error in the report.
yo
Common Mistakes
Mistake: ocasiono
Correct: ocasionó
Why: Missing the accent on the final 'o' changes the meaning from past tense (he caused) to present tense (I cause).
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Related Tenses
Present
yo: ocasiono
Ocasionar is regular in the present: ocasiono, ocasionas, ocasiona, ocasionamos, ocasionáis, ocasionan.
Imperfect
yo: ocasionaba
The imperfect of ocasionar uses standard -aba endings: ocasionaba, ocasionabas, ocasionaba, ocasionábamos, ocasionabais, ocasionaban.
Future
yo: ocasionaré
The future of ocasionar adds endings directly to the infinitive: ocasionaré, ocasionarás, ocasionará, ocasionaremos, ocasionaréis, ocasionarán.
Conditional
yo: ocasionaría
The conditional of ocasionar adds -ía endings to the infinitive: ocasionaría, ocasionarías, ocasionaría, ocasionaríamos, ocasionaríais, ocasionarían.
Present Subjunctive
yo: ocasione
The present subjunctive of ocasionar uses -e endings: ocasione, ocasiones, ocasione, ocasionemos, ocasionéis, ocasionen.
Imperfect Subjunctive
yo: ocasionara
The imperfect subjunctive of ocasionar uses the -ra endings: ocasionara, ocasionaras, ocasionara, ocasionáramos, ocasionarais, ocasionaran.
Affirmative Imperative
yo: ocasiona
The affirmative imperative of ocasionar uses standard command forms: ocasiona, ocasione, ocasionemos, ocasionad, ocasionen.
Negative Imperative
yo: no ocasiones
Negative commands for ocasionar use the present subjunctive: no ocasiones, no ocasione, no ocasionemos, no ocasionéis, no ocasionen.