set off vs emphasize

set off and emphasize both are verbs.

Word	Noun	Adjective	Verb	Adverb
set off	No	No	Yes	No
emphasize	No	No	Yes	No

As verbs, emphasize is a hypernym of set off; that is, emphasize is a word with a broader meaning than set off:

Other hypernyms of set off include accent, accentuate, emphasise, punctuate, stress.

set off (verb)	emphasize (verb)
cause to burst with a violent release of energy	to stress, single out as important
set in motion or cause to begin	give extra weight to (a communication)
direct attention to, as if by means of contrast
provoke or stir up
put in motion or move to act
depart for someplace
make up for