Cacophobia - Fear of ugliness.

Catagelophobia - Fear of being ridiculed.

Catoptrophobia - Fear of mirrors.

Chionophobia - Fear of snow.

Chromophobia - Fear of colors.

Chronomentrophobia - Fear of clocks.

Claustrophobia - Fear of confined spaces.

Coulrophobia - Fear of clowns.

Cyberphobia - Fear of computers.

Cynophobia - Fear of dogs.

Cainophobia or Cainotophobia- Fear of newness, novelty.

Caligynephobia- Fear of beautiful women.

Cancerophobia or Carcinophobia- Fear of cancer.

Cardiophobia- Fear of the heart.

Carnophobia- Fear of meat.

Catapedaphobia- Fear of jumping from high and low places.

Cathisophobia- Fear of sitting.

Cenophobia or Centophobia- Fear of new things or ideas.

Ceraunophobia or Keraunophobia- Fear of thunder and lightning.(Astraphobia, Astrapophobia)

Chaetophobia- Fear of hair.

Cheimaphobia or Cheimatophobia- Fear of cold.(Frigophobia, Psychophobia)

Chemophobia- Fear of chemicals or working with chemicals.

Cherophobia- Fear of gaiety.

Chiraptophobia- Fear of being touched.

Chirophobia- Fear of hands.

Chiroptophobia- Fear of bats.

Cholerophobia- Fear of anger or the fear of cholera.

Chorophobia- Fear of dancing.

Chrometophobia or Chrematophobia- Fear of money.

Chronophobia- Fear of time.

Cibophobia- Fear of food.(Sitophobia, Sitiophobia)

Cleithrophobia or Cleisiophobia- Fear of being locked in an enclosed place.

Cleptophobia- Fear of stealing.

Climacophobia- Fear of stairs, climbing, or of falling downstairs.

Clinophobia- Fear of going to bed.

Clithrophobia or Cleithrophobia- Fear of being enclosed.

Cnidophobia- Fear of stings.

Cometophobia- Fear of comets.

Coimetrophobia- Fear of cemeteries.

Coitophobia- Fear of coitus.

Contreltophobia- Fear of sexual abuse.

Coprastasophobia- Fear of constipation.

Coprophobia- Fear of feces.

Consecotaleophobia- Fear of chopsticks.

Counterphobia- The preference by a phobic for fearful situations.

Cremnophobia- Fear of precipices.

Cryophobia- Fear of extreme cold, ice or frost.

Crystallophobia- Fear of crystals or glass.

Cyclophobia- Fear of bicycles.

Cymophobia or Kymophobia- Fear of waves or wave like motions.

Cypridophobia or Cypriphobia or Cyprianophobia or Cyprinophobia - Fear of prostitutes or venereal disease.