Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English deserve
Middle English deserven (inherited)
Old French deservir (derived)
Proto-Indo-European *ser- (guard) (root)
Latin dēserviō (derived)
Latin dē- (mention)
Latin serviō (mention)

English earn (link)
English deserveth (suffix)
English deservest (suffix)
English undeserve (prefix)
English undeserver (affix)
English deserver (suffix)
English deservant (suffix)
English deserveless (suffix)
Vietnamese đáng đời (link)