v.
    - go or come up (a slope, stairs, etc.). 
▸rise or slope upwards.
 ▸(of a plant) grow up (a structure).
 - move with effort into or out of somewhere.
 - increase or rise in scale, value, or status.
 - 
(climb down)
 withdraw from a position taken up in argument or negotiation.
 
n.
  - an instance of climbing; an ascent. 
▸a recognized route up a mountain or cliff.
 - a rise in status or increase in value.
 
 
  Phrase
  
    
      - be climbing the walls
 informal feel frustrated and trapped. 
    
   
  Derivative
  
    - climbable adj.
  - climber n.
  - climbing n.
 
   
  Etymology
  OE climban, of W. Gmc origin; rel. to clay and cleave2.