- Critically
- Critter
- Crochet-work
- Cross-grained
- Cross-stitch
- Crossbar
- Crossbow
- Crossing
- Crotchet
- Croup
- Croupier
- Cruise control
- Crunk
- Crusade
- Crusader
- Crush
- Crushing
- Crutches
- Crux
- Cry for the moon
- Cuckoldress
- Cud
- Cuddlesome
- Cue
- Cull
- Culprit
- Cultivable
- Cultivate
- Cultivated land
- Cur
- Curacy
- Curd
- Curdled milk
- Curds
- Cure-all
- Curing house
- Curious
- Curl
- Curr
- Current
- Curved line
- Cuscus
- Cushy
- Cusp
- Cuspidor
- Cussed
- Custody
- Customs
- Cut a figure
- Cut across
- Cut and dry
- Cut motion
- Cyclops
- Cyclotron
- Cylindrical stone
- Cymbal
- Cyperus grass
- Cyperus rotendra grass
- Cytode