Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Proto-Indo-European *h₂epo

English ab- (derived)
English after (mention)
English off (inherited)
English apo- (derived)
English apricate (derived)
Irish apa- (derived)
Mycenaean Greek 𐀀𐀢 (inherited)
Italian pomo (mention)
Latin aperio (derived)
Latin po- (mention)
Latin pomus (mention)
Dutch van (derived)
Norwegian Nynorsk apo- (derived)
Old Persian 𐎠𐎱 (inherited)
Portuguese abrir (derived)
Romanian pom (mention)
Old Portuguese abrir (derived)
Sanskrit अप- (inherited)
Sanskrit अपर (mention)
Zazaki apê (derived)