Answer: caveman

AnswerCrossword Clue
CAVEMAN

Prehistoric being.

CAVEMAN

Prehistoric male

CAVEMAN

Troglodyte

CAVEMAN
"B.C." character
CAVEMAN
King Guz, for one
CAVEMANB.C., e.g.
CAVEMANFlintstone, e.g.
CAVEMANNeanderthal
CAVEMANEarly earthling.
CAVEMANApartment dweller, old style.
CAVEMANSpelunker.
CAVEMANPart 5 of quote
CAVEMANWooer of a sort.
CAVEMANHuman being of the Stone Age.
CAVEMANSubject of many cartoons.
CAVEMANTenant in the pre-rent control era.
CAVEMANTroglodyte.
CAVEMANSci-fi stock character
CAVEMANBedrock citizen
CAVEMANAlley Oop, for one
CAVEMANSourpuss in Geico ads