C.I.A. - calculator
caliber - camouflage
camp - candy
cane - capacity
cape - care
career - carry
carrying - casualties
cat - cause
cause - celebrate
celebrate - centralize
century - chamber
champagne - chant
chaos - chat
chauffeur - chemical
chemical - chickenpox
chief - Chinese
Chinese - cholera
cholesterol - chunk
church - citizen
citizenry - clam
clam - classics
classification - clerk
clever - close
close - clouds
cloudy - coastal
coat - coincidentally
cola - college
collide - come
come - command
commander - commit
committee - communist
Communist - compensate
compensation - complications
compliment - concave
conceal - condemn
condense - conflagration
conflict - congratulatory
congress - conserve
consider - construction
consul - contend
contents - contradiction
contrary - conversely
convert - coordinate
coordinates - corporation
corpse - cotton
cotton - counterfeit
counterplan - cover
cover - crave
crawl - cricket
cries - cross-country
crow - crystal
crystallize - cumbersome
cunning - cursor
curtain - cyclone
cypress - Czech