- catcher
- catgut
- centre
- centre-forward
- chancery
- chip
- chop
- chronometric
- chronometrical
- circle
- circuit
- circuit training
- chronometer
- chronometry
- cinder track
- cinder-path
- club
- coach
- coacher
- clinch
- clock
- collar
- come
- concede
- competition
- contest
- corner
- corner-flag
- coursing
- court
- cover-point
- crawl
- criket
- croquet
- crowd
- cross-bar
- cut
- cup
- cup-ties
- daisy-cutter
- dead heat
- dash
- decathlon
- default
- defaulter
- deuce
- dip
- disci
- discus
- disengaged