plunge vs plunger

plunge and plunger both are nouns.

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

plunge (noun)	plunger (noun)
a brief swim in water	mechanical device that has a plunging or thrusting motion
a steep and rapid fall	hand tool consisting of a stick with a rubber suction cup at one end; used to clean clogged drains
	someone who risks losses for the possibility of considerable gains
	someone who dives (into water)

plunge (verb)	plunger (verb)
begin with vigor
devote (oneself) fully to
cause to be immersed
immerse briefly into a liquid so as to wet, coat, or saturate
thrust or throw into
fall abruptly
drop steeply
dash violently or with great speed or impetuosity