blow vs heave

blow and heave both are nouns.

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

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

Other hyponyms of blow include gasp, pant, puff, chuff, huff, puff, insufflate.

blow (noun)	heave (noun)
a powerful stroke with the fist or a weapon	throwing something heavy (with great effort)
forceful exhalation through the nose or mouth	the act of lifting something with great effort
street names for cocaine	the act of raising something
an impact (as from a collision)	an involuntary spasm of ineffectual vomiting
an unpleasant or disappointing surprise	(geology) a horizontal dislocation
an unfortunate happening that hinders or impedes; something that is thwarting or frustrating	an upward movement (especially a rhythmical rising and falling)
a strong current of air

blow (verb)	heave (verb)
exhale hard	make an unsuccessful effort to vomit; strain to vomit
free of obstruction by blowing air through	breathe noisily, as when one is exhausted
melt, break, or become otherwise unusable	bend out of shape, as under pressure or from heat
burst suddenly	utter a sound, as with obvious effort
shape by blowing	lift or elevate
show off	throw with great effort
cause to be revealed and jeopardized	rise and move, as in waves or billows
allow to regain its breath	move or cause to move in a specified way, direction, or position
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