Where does “liðr” come from?

liðr (Old Norse) comes from Proto-Germanic liþuz, from Proto-Indo-European h₂el- — to grow, nourish; beyond, other; to wander, roam.

liðr (Old Norse): member

Definitions

Step	Language	Word	Meaning
1	Proto-Germanic	liþuz	a bend, joint; a body part, limb, member
2	Proto-Indo-European	h₂el-	to grow, nourish; beyond, other; to wander, roam

liðr — Etymology, Origin & Word History | Etymology Explorer