From *lukrom, dissimilated from *luklom, from *lh₂utlom, from Proto-Indo-European *leh₂w- (“profit, gain”) + *-tlom (“suffix denoting a tool”). Cognate with Laverna, Ancient Greek ἀπολαύω (apolaúō, “to enjoy”), λείᾱ (leíā), Sanskrit लोत्र (lotra, “booty”), German Lohn (“reward, wages”), Gothic 𐌻𐌰𐌿𐌽 (laun).