blow up vs set off

blow up and set off both are verbs.

Word	Noun	Adjective	Verb	Adverb
blow up	No	No	Yes	No
set off	No	No	Yes	No

As verbs, blow up and set off are synonyms defined as:

Other synonyms of blow up include detonate, explode.

blow up (verb)	set off (verb)
make large	cause to burst with a violent release of energy
exaggerate or make bigger	set in motion or cause to begin
to swell or cause to enlarge	direct attention to, as if by means of contrast
cause to burst with a violent release of energy	provoke or stir up
fill with gas or air	put in motion or move to act
burst and release energy as through a violent chemical or physical reaction	depart for someplace
add details to	make up for
get very angry and fly into a rage