Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Latin -tio
← Proto-Indo-European *-tis (derived)
← Proto-Indo-European *-h₃onh₂- (cognate)
← Proto-Italic *-tjō (inherited)

→ Hungarian -ció (derived)
→ Latin instauratio (affix)
→ Latin immissio (affix)
→ Latin obsessio (affix)
→ Latin cultio (link)
→ Latin introductio (mention)
→ Latin explanatio (suffix)
→ Latin contritio (mention)
→ Latin explicatio (suffix)
→ Latin emendatio (mention)
→ Latin incantatio (mention)
→ Latin deperditio (suffix)
→ Latin subductio (affix)
→ Latin acclamatio (affix)
→ Latin monitio (affix)
→ Latin lusio (affix)
→ Latin coagulatio (suffix)
→ Latin deperitio (suffix)
→ Latin excultio (link)
→ Latin comestio (suffix)
→ Norwegian Bokmål -sjon (mention)
→ Norwegian Nynorsk -sjon (mention)
→ Romanian -țiune (borrowed)
→ Veps -acii (derived)
→ Old Armenian -ութիւն (mention)