Verbs

(v)trip, actuate, trigger, activate, set off, spark off, spark, trigger off, touch offput in motion or move to act“trigger a reaction”, “actuate the circuits”
(v)depart, part, start, start out, set forth, set off, set out, take offdepart for someplace“The family took off for Florida”
(v)bring out, set offdirect attention to, as if by means of contrast“This dress accentuates your nice figure!”, “I set off these words by brackets”
(v)explode, detonate, blow up, set offcause to burst with a violent release of energy“We exploded the nuclear bomb”
(v)cancel, offset, set offmake up for“His skills offset his opponent's superior strength”
(v)set offset in motion or cause to begin“The guide set the tour off to a good start”
(v)incite, instigate, set off, stir upprovoke or stir up“incite a riot”, “set off great unrest among the people”