dissident vs NIMBY

dissident and NIMBY both are nouns.

Word	Noun	Adjective	Verb	Adverb
dissident	Yes	Yes	No	No
NIMBY	Yes	No	No	No

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

dissident: a person who dissents from some established policy
NIMBY: someone who objects to siting something in their own neighborhood but does not object to it being sited elsewhere; an acronym for not in my backyard

Other hyponyms of dissident include CO, conscientious objector, nonconformist, recusant, political dissident.

dissident (noun)	NIMBY (noun)
a person who dissents from some established policy	someone who objects to siting something in their own neighborhood but does not object to it being sited elsewhere; an acronym for not in my backyard

dissident (adjective)	NIMBY (adjective)
disagreeing, especially with a majority
characterized by departure from accepted beliefs or standards