Noun: Cambodian(s)
Adjective: Cambodian
Noun: Cameroonian(s)
Adjective: Cameroonian
Noun: Canadian(s)
Adjective: Canadian
Noun: Cape Verdean(s)
Adjective: Cape Verdean
Noun: Caymanian(s)
Adjective: Caymanian
Noun: Central African(s)
Adjective: Central African
Noun: Chadian(s)
Adjective: Chadian
Noun: Chilean(s)
Adjective: Chilean
Noun: Chinese (singular and plural)
Adjective: Chinese
Noun: Christmas Islander(s)
Adjective: Christmas Island
Noun: Cocos Islander(s)
Adjective: Cocos Islander
Noun: Colombian(s)
Adjective: Colombian
Noun: Congolese (singular and plural)
Adjective: Congolese or Congo
Noun: Congolese (singular and plural)
Adjective: Congolese or Congo
Noun: Cook Islander(s)
Adjective: Cook Islander
Noun: Costa Rican(s)
Adjective: Costa Rican
Noun: Ivoirian(s)
Adjective: Ivoirian
Noun: Croat(s), Croatian(s)
Adjective: Croatian
Noun: Cuban(s)
Adjective: Cuban
Noun: Cypriot(s)
Adjective: Cypriot
Noun: Czech(s)
Adjective: Czech