noun

1. a particular event, or the time at which it takes place. "on one occasion I stayed up until two in the morning" синонимы: instance, time, moment, juncture, point, event, happening, occurrence, affair, incident, episode, experience, situation, case, circumstance
2. reason; cause. "it's the first time that I've had occasion to complain" синонимы: reason, cause, call, grounds, justification, need, necessity, requirement, excuse, pretext, stimulus, inducement, provocation, motive

verb

cause (something). "something vital must have occasioned this visit" синонимы: cause, give rise to, bring about, result in, lead to, prompt, provoke, evoke, elicit, call forth, produce, create, arouse, make (for), generate, engender, originate, effect, bring on, induce, precipitate, stir up, inspire, spark off, trigger, breed, beget, effectuate