Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Latin aeternus
← Proto-Indo-European *h₂ey- (root)
← Proto-Indo-European *h₂eyu- (derived)
← Latin aeviternus (mention)
← Latin aevum (mention)
← Latin aetās (suffix)
← Latin rnus (suffix)

→ English eternal (derived)
→ English sempiternal (mention)
→ English eterne (derived)
→ English eterne (derived(en/enm))
→ English puer aeternus (mention)
→ English eviternal (mention)
→ English puella aeterna (mention)
→ Catalan etern (derived)
→ Esperanto eterna (borrowed)
→ Spanish eterno (borrowed)
→ French éterniser (derived)
→ Galician eterno (borrowed)
→ Italian eterno (derived)
→ Latin ab aeterno (affix)
→ Latin aeternitas (affix)
→ Latin aeterno (affix)
→ Latin aeterno (affix)
→ Latin aeterno (affix)
→ Latin aeternum (mention)
→ Latin sempiternus (mention)
→ Latin aeternalis (suffix)
→ Norman êtèrnel (mention)
→ Occitan etèrn (derived)
→ Portuguese eterno (borrowed)
→ Albanian amshoj (cognate)