blow vs shock

blow and shock both are nouns.

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

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

As nouns, blow and shock are synonyms defined as:

blow (noun)	shock (noun)
a powerful stroke with the fist or a weapon	a reflex response to the passage of electric current through the body
forceful exhalation through the nose or mouth	the violent interaction of individuals or groups entering into combat
street names for cocaine	a mechanical damper; absorbs energy of sudden impulses
an impact (as from a collision)	an instance of agitation of the earth's crust
an unpleasant or disappointing surprise	an unpleasant or disappointing surprise
an unfortunate happening that hinders or impedes; something that is thwarting or frustrating	a sudden jarring impact
a strong current of air	the feeling of distress and disbelief that you have when something bad happens accidentally
	a pile of sheaves of grain set on end in a field to dry; stalks of Indian corn set up in a field
	a bushy thick mass (especially hair)
	(pathology) bodily collapse or near collapse caused by inadequate oxygen delivery to the cells; characterized by reduced cardiac output and rapid heartbeat and circulatory insufficiency and pallor

blow (verb)	shock (verb)
exhale hard	inflict a trauma upon
free of obstruction by blowing air through	subject to electrical shocks
melt, break, or become otherwise unusable	collect or gather into shocks
burst suddenly	collide violently
shape by blowing	strike with horror or terror
show off	surprise greatly; knock someone's socks off
cause to be revealed and jeopardized	strike with disgust or revulsion
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