To leave; to set out; to begin a journey or trip.idiomatic, intransitive
To begin; to cause; to initiate.idiomatic, transitive
To cause to begin.transitive
To cause to explode, let off.idiomatic, transitive
To put into an angry mood; to start (a person) ranting or sulking, etc.idiomatic, transitive
To enhance by emphasizing differences.idiomatic, transitive
To offset, to compensate for: to reduce the effect of, by having a contrary effect.idiomatic, transitive
To deface or soil the next sheet; said of the ink on a freshly printed sheet, when another sheet comes in contact with it before it has had time to dry.historical