fail vs blow

fail is not a noun while blow is a noun.

Word	Noun	Adjective	Verb	Adverb
fail	No	No	Yes	No
blow	Yes	No	Yes	No

As verbs, blow is a hyponym of fail; that is, blow is a word with a more specific, narrower meaning than fail:

Other hyponyms of fail include crash, go down, blow out, burn out, misfire, malfunction, misfunction.

As verbs, blow is a hyponym of fail; that is, blow is a word with a more specific, narrower meaning than fail:

fail (noun)	blow (noun)
	a powerful stroke with the fist or a weapon
	forceful exhalation through the nose or mouth
	street names for cocaine
	an impact (as from a collision)
	an unpleasant or disappointing surprise
	an unfortunate happening that hinders or impedes; something that is thwarting or frustrating
	a strong current of air

fail (verb)	blow (verb)
stop operating or functioning	exhale hard
deteriorate	free of obstruction by blowing air through
prove insufficient	melt, break, or become otherwise unusable
disappoint, prove undependable to; abandon, forsake	burst suddenly
become bankrupt or insolvent; fail financially and close	shape by blowing
be unsuccessful	show off
fail to get a passing grade	cause to be revealed and jeopardized
fail to do something; leave something undone	allow to regain its breath
judge unacceptable	deposit eggs (of insects)
be unable	be in motion due to some air or water current
fall short in what is expected	cause to move by means of an air current
	leave; informal or rude
	cause air to go in, on, or through
	spout moist air from the blowhole
	play or sound a wind instrument
	make a sound as if blown
	sound by having air expelled through a tube
	provide sexual gratification through oral stimulation
	spend lavishly or wastefully on
	spend thoughtlessly; throw away
	make a mess of, destroy or ruin
	be inadequate or objectionable
	be blowing or storming