occasion

> occasion
(verb)
breed, cause, create, originate, produce.
induce, influence, move, persuade.

> occasion
(noun)
casualty, event, incident, occurrence.
conjuncture, convenience, juncture, opening, opportunity.
condition, necessity, need, exigency, requirement, want.
cause, ground, reason.
inducement, influence.
circumstance, exigency.