blow vs smash

blow and smash both are nouns.

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

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

blow (noun)	smash (noun)
a powerful stroke with the fist or a weapon	the act of colliding with something
forceful exhalation through the nose or mouth	a conspicuous success
street names for cocaine	a hard return hitting the tennis ball above your head
an impact (as from a collision)	a serious collision (especially of motor vehicles)
an unpleasant or disappointing surprise	a vigorous blow
an unfortunate happening that hinders or impedes; something that is thwarting or frustrating
a strong current of air

blow (verb)	smash (verb)
exhale hard	break into pieces, as by striking or knocking over
free of obstruction by blowing air through	break suddenly into pieces, as from a violent blow
melt, break, or become otherwise unusable	overthrow or destroy (something considered evil or harmful)
burst suddenly	hit with great force
shape by blowing	collide or strike violently and suddenly
show off	hit (a tennis ball) in a powerful overhead stroke
cause to be revealed and jeopardized	damage or destroy as if by violence
allow to regain its breath	humiliate or depress completely
deposit eggs (of insects)	hit violently
be in motion due to some air or water current	reduce to bankruptcy
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

blow (adverb)	smash (adverb)
	with a loud crash