Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English cactus
Ancient Greek κάκτος (derived)
Latin cactus (borrowed)

English cactuslike (suffix)
English Cactus League (compound)
English noncactus (prefix)
English cactusy (suffix)
English cactused (suffix)
Welsh cactws (borrowed)
Kikuyu mũthũũri (mention)
Portuguese quipá (link)