stair (n.)
- amount
- caliber
- compass
- cut
- degree
- doorstep
- extent
- footrest
- footstep
- grade
- height
- interval
- leap
- level
- mark
- measure
- notch
- nuance
- pas
- peg
- period
- pitch
- plane
- plateau
- point
- proportion
- range
- ratio
- reach
- remove
- rest
- riser
- round
- rundle
- rung
- scale
- scope
- shade
- shadow
- space
- spoke
- standard
- stave
- step
- stint
- string
- tread
