shoot vs plunge

shoot and plunge both are nouns.

Word	Noun	Adjective	Verb	Adverb
shoot	Yes	No	Yes	No
plunge	Yes	No	Yes	No

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

shoot (noun)	plunge (noun)
the act of shooting at targets	a brief swim in water
a new branch	a steep and rapid fall

shoot (verb)	plunge (verb)
give an injection to	begin with vigor
produce buds, branches, or germinate	devote (oneself) fully to
measure the altitude of by using a sextant	cause to be immersed
record on photographic film	immerse briefly into a liquid so as to wet, coat, or saturate
make a film or photograph of something	thrust or throw into
utter fast and forcefully	fall abruptly
fire a shot; release	drop steeply
hit with a missile from a weapon	dash violently or with great speed or impetuosity
score
spend frivolously and unwisely
force or drive (a fluid or gas) into by piercing
throw or propel in a specific direction or towards a specific objective
throw dice, as in a crap game
variegate by interweaving weft threads of different colors
run or move very quickly or hastily
move quickly and violently
send forth suddenly, intensely, swiftly
cause a sharp and sudden pain in
kill by firing a missile
emit (as light, flame, or fumes) suddenly and forcefully