Answer: CAVEMEN

AnswerCrossword Clue
CAVEMENAlley Oop and Fred Flintstone
cavemenA prehistoric man who lived in caves
cavemenCAVEMAN, a cave dweller
cavemenA man whose behavior is uncivilized or violent
CAVEMENClub owners?
CAVEMENPrimitive sorts
CAVEMENPrimitive artists
CAVEMENJean Auel characters
CAVEMENPrimitive guys
CAVEMENTroglodytes
CAVEMENFred Flintstone and others
CAVEMENGeico spokespeople with a short-lived sitcom
CAVEMENClub-wielding wooers
CAVEMENBrutes
CAVEMENTroglodytes.
CAVEMENRough fellows.
CAVEMENSubject of many courtship cartoons.
CAVEMENOur ancestors.
CAVEMENNeanderthals
CAVEMENCrude dudes
CAVEMENCrude dudes, in slang