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 -ία
Proto-Indo-European *-h₂ (derived)
Latin -ia (cognate)

English -logy (mention)
English utopia (mention)
English apoplexy (affix)
English dystopia (mention)
English myopia (affix)
English orthoepy (mention)
English diglossia (mention)
English pneumonia (mention)
English autocracy (mention)
English eudemonia (mention)
English Babylonia (mention)
English -cy (mention)
English hyperekplexia (affix)
English melopoeia (mention)
English -ia (derived)
English dysdiadochokinesia (affix)
English enhypostasia (mention)
English promnesia (affix)
English phratry (mention)
English Pythia (mention)
English alectoromachy (mention)
English cholangiopancreatography (mention)
English adermatoglyphia (mention)
English topia (mention)
Bulgarian -ия (borrowed)
Danish allegori (compound)
Greek -ίνα (mention)
Greek ηλικία (mention)
Greek παρηγοριά (mention)
Greek -ιά (mention)
Greek θεομηνία (mention)
Greek πλειοψηφία (mention)
Greek πλειονοψηφία (mention)
Spanish biología (mention)
Spanish -logía (mention)
Spanish Babilonia (mention)
French -ie (derived)
French autocratie (mention)
French topie (mention)
Irish ainéime (mention)
Irish útóipe (derived)
Irish Útóipe (derived)
Ancient Greek μελῳδία (affix)
Ancient Greek ἡγεμονία (affix)
Ancient Greek διακονία (affix)
Ancient Greek μυθολογία (affix)
Ancient Greek Αἰθιοπία (link)
Ancient Greek Ἀκαδημία (affix)
Ancient Greek τοπογραφία (affix)
Ancient Greek φιλανθρωπία (affix)
Ancient Greek πολιορκία (affix)
Ancient Greek μονοπωλία (affix)
Ancient Greek συμμετρία (affix)
Ancient Greek παρουσία (affix)
Ancient Greek παροιμία (affix)
Ancient Greek σχεδία (mention)
Ancient Greek γεωργία (affix)
Ancient Greek θεραπεία (affix)
Ancient Greek φαρμακεία (affix)
Ancient Greek ἐντροπία (affix)
Ancient Greek μισανδρία (affix)
Ancient Greek σκοτία (affix)
Ancient Greek στρατηγία (affix)
Ancient Greek νουθεσία (affix)