fail vs go bad

fail and go bad both are verbs.

Word	Noun	Adjective	Verb	Adverb
fail	No	No	Yes	No
go bad	No	No	Yes	No

As verbs, fail and go bad are synonyms defined as:

Other synonyms of fail include break, break down, conk out, die, give out, give way, go.

fail (verb)	go bad (verb)
stop operating or functioning	become unfit for consumption or use
deteriorate	stop operating or functioning
prove insufficient
disappoint, prove undependable to; abandon, forsake
become bankrupt or insolvent; fail financially and close
be unsuccessful
fail to get a passing grade
fail to do something; leave something undone
judge unacceptable
be unable
fall short in what is expected