Where does “gam” come from?

Gam comes from Italian gamba, from Latin gammarus, from Ancient Greek κάμπη, ultimately from Proto-Indo-European roots meaning to bend or curve.

gam (English): A person's leg, especially an attractive woman's...

Definitions

Step	Language	Word	Meaning
1	Italian	gamba	leg
2	Latin	gamba	hock, shank; leg, thigh
3	Ancient Greek	κάμπη	caterpillar; silkworm; an eruciform ornament
4	Proto-Indo-European	kh₂emp-	to bend; crooked; to bend, curve
5	Proto-Indo-European	kh₂em-	to bend, to curve