Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Ancient Greek λούω
Old English lēaþor (cognate)
English lather (cognate)
Proto-Indo-European *lewh₃- (root)
Proto-Indo-European *lewh₃- (derived)
Latin lavō (cognate)
Albanian laj (cognate)
Old Armenian լոգանամ (cognate)

English lather (cognate)
Greek λούω (mention)
Greek λούζω (inherited)
Ancient Greek λοῦσις (affix)
Ancient Greek λουτρόν (suffix)
Ancient Greek λύθρον (mention)
Ancient Greek λουτήρ (affix)
Latin lavo (cognate)
Latin lomentum (cognate)
Albanian laj (cognate)