neandertal vs boorish

neandertal and boorish both are adjectives.

Word	Noun	Adjective	Verb	Adverb
neandertal	No	Yes	No	No
boorish	No	Yes	No	No

As adjectives, neandertal and boorish are synonyms defined as:

neandertal and boorish: ill-mannered and coarse and contemptible in behavior or appearance

Other synonyms of neandertal include loutish, neanderthal, oafish, swinish.

neandertal (adjective)	boorish (adjective)
ill-mannered and coarse and contemptible in behavior or appearance	ill-mannered and coarse and contemptible in behavior or appearance