couch (_coucher_), couch (_grass_).
caddy (_lad_), caddy (_box_).
can (_s._), can (_v._).
cannon, canon _bis._
currant, current.
curry (_food_), curry (_comb_).
colonel, kernel.
cape (_dress_), cape (_headland_).
caper (_skip_), caper (_plant_).
case (_event_), case (_receptacle_).
cashier (_s._), cashier (_v._).
key, quay.
keen (_adj._), keen (_v._).
cue, queue.
climb, clime.
cleek, clique.
coal, cole.
cope (_v._), cope (_s._).
coat, cote.
core, corps, caw.
cork, caulk.
call, caul.
corn (_grain_), corn (_horny growth_).
course, coarse, corse.
cobble (_to patch_), cobble (_boat_), cobble (_-stones_).
cock (s. and _v._), cock (_of hay_).
cockle (_v._), cockle (_s. var._).
creak, creek.
cricket (_insect_), cricket (_game_).
cruel, crewel.