Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English fluent
Latin fluens (derived)
Latin fluō (mention)

English fluently (suffix)
English transfluent (prefix)
English nonfluent (prefix)
English interfluent (mention)
English unfluent (prefix)
English fluentness (suffix)
English dysfluent (prefix)
English disfluent (prefix)
English overfluent (prefix)
English subfluent (prefix)