clothes-peg (晾衣用的衣夹)clothespin

cock(公鸡)rooster

code number (电话区号)area number

coffin(棺材)casket

comic(漫画书)comic book

commercial traveller(旅行推销员)traveling salesman

concertina (手风琴)accordion

cooker (炉具)stove

co-operate (合作)cooperate

co-ordinate (协调)coordinate