Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Latvian elkonis
Czech loket (cognate)
Old Church Slavonic лакъть (cognate)
German Ellenbogen (cognate)
English elbow (cognate)
Old High German elina (cognate)
Ancient Greek ὠλένη (cognate)
Hittite alkištan- (cognate)
Proto-Balto-Slavic *elk- (mention)
Proto-Indo-European *Heh₃l- (derived)
Proto-Indo-European *olinā- (mention)
Latin ulna (cognate)
Lithuanian alkūnė (cognate)
Lithuanian elkūnė (mention)
Latvian - (cognate)
Latvian elks (mention)
Latvian (suffix)
Latvian onis (suffix)
Dutch elleboog (cognate)
Polish lokieć (cognate)
Old Prussian alkunis (cognate)
Russian ло́коть (cognate)
Old Irish aleina (cognate)
Proto-Slavic *olkъt- (cognate)
Old Armenian ողն (cognate)
Old Armenian ուլն (mention)

Livonian Jālgab (mention)
Lithuanian alkūnė (cognate)
Latvian leja (mention)
Latvian liels (mention)