side·wall 
(sīdwôl′)
(sīdwôl′)n.
1. A wall that forms the side of something.
2. A side surface of an automobile tire, between the edge of the tread and the wheel rim.
- pick holes in
- pickiness
- picking
- pickle
- pickled
- pickleworm
- picklock
- pick-me-up
- pick nits
- pick off
- pickoff
- pick on
- pick (one's) way
- pick one's way
- pick out
- pick over
- pickpocket
- pickproof
- Pick's disease
- Pick's disease
- pick someone's brain
- pick (someone's)brain/brains
- pick (someone's) brain/brains
- pick someone's brains
- pick (someone) to pieces