Cuba
noun: Cuban(s)
adjective: Cuban

Cyprus
noun: Cypriot(s)
adjective: Cypriot

Czech Republic
noun: Czech(s)
adjective: Czech

Denmark
noun: Dane(s)
adjective: Danish

Djibouti
noun: Djiboutian(s)
adjective: Djiboutian

Dominica
noun: Dominican(s)
adjective: Dominican

Dominican Republic
noun: Dominican(s)
adjective: Dominican

East Timor
noun: Timorese
adjective: Timorese

Ecuador
noun: Ecuadorian(s)
adjective: Ecuadorian

Egypt
noun: Egyptian(s)
adjective: Egyptian