Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English contest
French contester (derived)
Latin contestor (derived)

English test (link)
English contestable (suffix)
English contestability (suffix)
English contentest (suffix)
English contester (suffix)
English precontest (prefix)
English contestible (suffix)
English contesteth (suffix)
English recontest (prefix)
English contestee (suffix)
Cebuano kontes (derived)
Indonesian kontes (derived)
Japanese コンテスト (borrowed)
Norwegian Bokmål lek (link)