Old Norse sterkr

← Old English stearc (cognate)

← Proto-Germanic *starkuz (inherited)

← Old High German stark (cognate)

→ Old English stearc (cognate)

→ Westrobothnian stärk (inherited)

→ Old Swedish starker (inherited)

→ Old High German stark (cognate)

→ Norwegian Bokmål sterk (derived)

→ Old Norse sterkleikr (suffix)