The Caqueta (Columbia) and Columbia (Canada - British Columbia: US - Washington & Oregon) are rivers. They begin with C and end with A.
· Congo
Five letter words starting with C and ending with X are calyx and codex.
ceasechafechasechidechimechivechokechorechosechuteclonecloseclovecratecravecrimecrudecursecurvecycle
credenza
crows, carts
Cameo
Cream.
cadavered
turmeric
CalcuttaCambodiacamelliaCanberraCarolinaCasanovacharismachickpeaChippewacinchonaColombiaColumbiacontinuacredenzaor criteria.
calthrop
Carhop