jar vs blow

jar and blow both are nouns.

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

As nouns, blow is a hypernym of jar; that is, blow is a word with a broader meaning than jar:

Other hypernyms of jar include bump.

jar (noun)	blow (noun)
a cylindrical vessel, typically used for storing food	a powerful stroke with the fist or a weapon
a sudden jarring impact	forceful exhalation through the nose or mouth
the quantity contained in a jar	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

jar (verb)	blow (verb)
place in a cylindrical vessel	exhale hard
affect in a disagreeable way	free of obstruction by blowing air through
move or cause to move with a sudden jerky motion	melt, break, or become otherwise unusable
shock physically	burst suddenly
be incompatible; be or come into conflict	shape by blowing
	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