- cynocephalus variegatus
- cynodon
- cynoglossum virginaticum
- cynodon plectostachyum
- cynoglossum officinale
- cynodon dactylon
- cynoglossum
- cynoglossum amabile
- cynodontia
- cynoglossidae
- cynocephalus
- cynomys
- cynomys gunnisoni
- cynophobia
- cynomys ludovicianus
- cynthia moth
- cynthia
- cynwulf
- cynopterus sphinx
- cynoscephalae
- cynopterus
- cynoscion
- cynoscion regalis
- cyon
- cynoscion nebulosus
- cyperus longus
- cyperus alternifolius
- cyperus esculentus
- cyperaceae
- cyperus
- cholelithiasis
- cauterization
- castration
- chemosurgery
- cauterisation
- curettement
- cryosurgery
- catheterisation
- catheterization
- craniotomy
- cautery
- cognitive process
- cognitive operation
- combat mission
- cleaning implement
- cleaning equipment
- cleaning device
- caress
- Chadic
- Chad