Comoros
Arabic (official), French (official), Shikomoro (a blend of
Swahili and Arabic)
Congo, Democratic Republic of the
French (official), Lingala (a
lingua franca trade language), Kingwana (a dialect of Kiswahili or
Swahili), Kikongo, Tshiluba
Congo, Republic of the
French (official), Lingala and Monokutuba
(lingua franca trade languages), many local languages and dialects
(of which Kikongo is the most widespread)
Cook Islands
English (official), Maori
Costa Rica
Spanish (official), English
Cote d'Ivoire
French (official), 60 native dialects with Dioula the
most widely spoken
Croatia
Croatian 96.1%, Serbian 1%, other and undesignated 2.9%
(including Italian, Hungarian, Czech, Slovak, and German) (2001
census)
Cuba
Spanish
Cyprus
Greek, Turkish, English
Czech Republic
Czech