plunge vs dabble

plunge is a noun but dabble is not a noun.

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

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

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

plunge (noun)	dabble (noun)
a brief swim in water
a steep and rapid fall

plunge (verb)	dabble (verb)
begin with vigor	dip a foot or hand briefly into a liquid
devote (oneself) fully to	bob forward and under so as to feed off the bottom of a body of water
cause to be immersed	play in or as if in water, as of small children
immerse briefly into a liquid so as to wet, coat, or saturate	work with in an amateurish manner
thrust or throw into
fall abruptly
drop steeply
dash violently or with great speed or impetuosity