I . n.
1.
Occurrence, incident, casualty, event.
2.
Opportunity, convenience, juncture, conjuncture, opening, suitable time, favorable time, nick of time, golden opportunity.
3.
Necessity, need, exigency, requirement, want.
4.
Cause ( incidental ), ground, reason.
5.
Motive, reason, inducement, influence.
6.
Circumstances, juncture, exigency.
II . v. a.
1.
Cause, produce, originate, breed, create, bring about, give rise to, give ~ to, bring to pass, be the cause of.
2.
Induce, influence, persuade, move.