blow vs smack

blow and smack both are nouns.

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

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

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

blow (noun)	smack (noun)
a powerful stroke with the fist or a weapon	the act of smacking something; a blow delivered with an open hand
forceful exhalation through the nose or mouth	an enthusiastic kiss
street names for cocaine	street names for heroin
an impact (as from a collision)	a sailing ship (usually rigged like a sloop or cutter) used in fishing and sailing along the coast
an unpleasant or disappointing surprise	the taste experience when a savoury condiment is taken into the mouth
an unfortunate happening that hinders or impedes; something that is thwarting or frustrating	a blow from a flat object (as an open hand)
a strong current of air

blow (verb)	smack (verb)
exhale hard	press (the lips) together and open (the lips) noisily, as in eating
free of obstruction by blowing air through	kiss lightly
melt, break, or become otherwise unusable	deliver a hard blow to
burst suddenly	have a distinctive or characteristic taste
shape by blowing	have an element suggestive (of something)
show off
cause to be revealed and jeopardized
allow to regain its breath
deposit eggs (of insects)
be in motion due to some air or water current
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)	smack (adverb)
	directly