Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English idiomatic
Ancient Greek ἰδιωματικός (mention)
Ancient Greek ἰδίωμα (mention)

English idiomatically (suffix)
English idiomatical (suffix)
English unidiomatic (prefix)
English idiomaticity (suffix)
English idiomatology (suffix)
English nonidiomatic (prefix)
English non-idiomatic (prefix)
English idiomaticness (suffix)
English idiomaticize (affix)
English idiomatize (affix)
English propaganda of the deed (link)