Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English frivolous
English -ous (mention)
Latin frīvolus (borrowed)

English frivolent (mention)
English frivolousness (suffix)
English frivolously (suffix)
English unfrivolous (prefix)
English nonfrivolous (prefix)
English frible (mention)
English frivolousity (suffix)