Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Latin lūstrum

English lustrum (borrowed)
Catalan llustre (derived)
French lustre (borrowed)
Galician lóstrego (derived)
Galician alustro (derived)
Galician relustro (derived)
Latin lustro (suffix)