Old Irish lóg

← Proto-Celtic *lowgos (inherited)

← Proto-Indo-European *leh₂w- (derived)

→ Old English lean (cognate)

→ Irish luach (inherited)

→ Irish luachmhar (mention)

→ Irish lómhar (mention)

→ Scottish Gaelic luach (inherited)

→ Icelandic laun (cognate)

→ Old Irish lógmar (affix)