Well, I can provide a few words to get you started: cabal, cafe, cage, calm, cake, and calf.
Cabs Cads Cams Cans Caps Cars Cats Caws Cays Cobs Cods Cogs Cons Coos Cops Cost Cots Cows Cubs Cods Cues Cuff Cull Cums Cups Curs Cuss Cuts Chat Chit Clad Clam Clan Clap Claw Clay Clip Clod Clog Clop...
Card, Cats, Call, Cent, Cage, Cost, Cell, Case, Cart, Cash, Code, Clod, Carp, Cold, Case, Cape, Cake
come
some four (4) letter word that start with C: cone. cool. cope. coop. come. cute. call. code. croc. chic. cold. cash. crap. camp. call. care. cast. calm. cook. cape. cook. core. cope. cake. cafe....