- Chadic language
 - cola acuminata
 - cricket
 - caper
 - cuckold
 - cheat on
 - circumvent
 - canned meat
 - command prompt
 - cycloserine
 - Cipro
 - Chloromycetin
 - cephalosporin
 - carbomycin
 - chloramphenicol
 - cephaloridine
 - chlortetracycline
 - Cassiope
 - ciprofloxacin
 - Chimaphila
 - Caryocar
 - Camelina
 - Ceiba
 - Carica
 - Crateva
 - Capparis
 - Capsella
 - Cistus
 - Corydalis
 - Crambe
 - Comandra
 - Cheiranthus
 - Corchorus
 - Cochlearia
 - Cleome
 - Chelidonium
 - Chamaedaphne
 - Cardamine
 - capitalise
 - Cassiope mertensiana
 - Carassius carassius
 - Carassius vulgaris
 - carp
 - crucian carp
 - Carassius auratus
 - Ceryle alcyon
 - coraciiform bird
 - Choriotis
 - Ciconia
 - Chalcostigma