Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Latin acetaria
English plurale tantum (link)
Proto-Indo-European *h₂eḱ- (derived)
Proto-Italic *akēō (inherited)
Latin acētum (affix)
Latin -ārium (affix)
Latin acēre (mention)

English acetary (mention)