cm1
abbreviation
Centimetre(s).
Cm2
symbol
The chemical element curium.
CM3 
abbreviation
1Command module.
2Common metre.
3Member of the Order of Canada.
- trail bike
- trailblazer
- trailblazing
- trail boss
- trailer
- trailer park
- trailer-sailer
- trailer trash
- trailer truck
- trailhead
- trailing arbutus
- trailing edge
- trailing wheel
- trail mix
- trail one's coat
- train
- trainability
- trainable
- trainband
- train-bearer
- train-bearing
- train bolt
- train boy
- train call
- train caller