Caterpillar/cockroaches\
cafeteriacandelabracholerachihuahuaclaustrophobiacobracodacopulacommacomacornucopiacupola
havocharmonicholistichectichereticheroichieraticheuristichermetichygienichistorichypnotichomophobichieroglyphicholographichydraulichemophiliachumanistichedonistic
chewchowclawcowcrewcrowcurfew
coz
Claire, Cherie, Connie
Citycattycrustycrafty
fabricfanaticfantasticfatalisticfetishisticfrolicforensicfranticfeudalisticfuturistic
credenza
Five letter words starting with C and ending with X are calyx and codex.
Cream.
Cameo