swinish vs neandertal

swinish and neandertal both are adjectives.

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

As adjectives, swinish and neandertal are synonyms defined as:

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

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

swinish (adjective)	neandertal (adjective)
resembling swine; coarsely gluttonous or greedy	ill-mannered and coarse and contemptible in behavior or appearance
ill-mannered and coarse and contemptible in behavior or appearance