pushing vs shove

pushing and shove both are nouns.

Word	Noun	Adjective	Verb	Adverb
pushing	Yes	No	No	No
shove	Yes	No	Yes	No

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

Other hyponyms of pushing include depression, jog, nudge, press, pressing, pressure, boost.

pushing (noun)	shove (noun)
the act of applying force in order to move something away	the act of shoving (giving a push to someone or something)

pushing (verb)	shove (verb)
	push roughly
	come into rough contact with while moving
	press or force