loutish vs neandertal

loutish and neandertal both are adjectives.

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

As adjectives, loutish and neandertal are synonyms defined as:

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

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

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