Cado (cas-um), I fall; casual, accident.
Cædo (cæs-um), I cut or kill; precise, excision, decide.
Campus, a plain; camp, encamp.
Candeo, I shine; candidus, white, incandescent, candidate.
Cano, I sing; canticle, chant, incantation.
Capio (capt-um), I take; captive, accept, reception.
Caput, the head; capital, captain.
Caro (carn-is), flesh; carnal, carnival, carnivorous.
Castus, pure; chastity, castigate, chastise.
Causa, a cause; accuse, causation.