plunge vs sop

plunge and sop both are nouns.

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

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

Other hyponyms of plunge include dip, douse, duck, dabble.

plunge (noun)	sop (noun)
a brief swim in water	a concession given to mollify or placate
a steep and rapid fall	piece of solid food for dipping in a liquid

plunge (verb)	sop (verb)
begin with vigor	cover with liquid; pour liquid onto
devote (oneself) fully to	dip into liquid
cause to be immersed	be or become thoroughly soaked or saturated with a liquid
immerse briefly into a liquid so as to wet, coat, or saturate	give a conciliatory gift or bribe to
thrust or throw into
fall abruptly
drop steeply
dash violently or with great speed or impetuosity