- Caribou
- Carion
- Carmine
- Carnal
- Carnality
- Cash book
- Cash payment
- Cashew-fruit
- Cashmere
- Casino
- Cassia fistula
- Cassock
- Cassuarina tree
- Cast a spell on
- Cast iron, cast metal
- Cast light on
- Casuarina tree
- Casuist
- Catabolism
- Catalog
- Cataloguing
- Catalyse
- Catapult
- Catastrophic
- Catatonic
- Catch cold
- Cawing
- Cdrom
- Ceased
- Ceasefire
- Ceaseless
- Cedrine
- Celebration
- Celebrity
- Celestial
- Certification
- Certifier
- Certitude
- Cesarean
- Cesspit
- Cetacean
- Cetology
- Chafed
- Chain
- Chainless
- Chaise lounge
- Change clothes
- Change position
- Chanted
- Chatty
- Charlatan
- Charon
- Charvaka doctrine
- Charybdis
- Chasmogamic
- Chat
- Chateau
- Chauffer
- Cheering
- Cheerio
- Cheetah
- Chemical
- Chemical inputs
- Chemical warfare
- Chemicals
- Chemise
- Chemistry
- Chequer
- Cherishing
- Chermatic economics
- Cherry
- Chief mahout
- Chief of the family
- Chief person
- Chief secretary
- Chief whip
- Chignon
- Chihuahua
- Childbirth
- Childless
- Chiropractor
- Chiseler
- Chiselling
- Chitty
- Chloride
- Choice
- Choke off
- Christian era
- Christian name
- Christmas eve
- Christmas tree
- Chromoplast
- Chronic disease
- Chronological
- Cicada
- Cider-press
- Cilium
- Cim
- Cincture
- Cinegoer