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 εἴκοσι
← Welsh ugain (cognate)
← Proto-Hellenic *ewīkəti (inherited)
← Proto-Indo-European *wídḱm̥ti (inherited)
← Latin vīgintī (cognate)
← Sanskrit विंशति (cognate)
← Albanian -zet (cognate)
← Old Armenian քսան (cognate)
← Tocharian A wiki (cognate)

→ English icosahedron (mention)
→ English icosa- (borrowed)
→ English icosagon (mention)
→ English icositetrachoron (mention)
→ English hecatonicosachoron (mention)
→ English eicosa- (mention)
→ English docosa- (compound)
→ English tetracosa- (prefix)
→ Greek είκοσι (inherited)
→ Greek εικοσάδα (inherited)
→ Hungarian ikozaéder (mention)
→ Kazakh икосаэдр (derived)
→ Latin viginti (cognate)
→ Latin vicies (cognate)
→ Latin viciens (cognate)
→ Portuguese icosaedro (mention)
→ Sanskrit विंशति (cognate)
→ Albanian -zet (cognate)
→ Telugu వింశతి (cognate)
→ Tocharian B ikäṃ (cognate)
→ Tocharian A wiki (cognate)