plouk or plook /plook/ (Scot)

1. A small lump or knob
2. A pimple, spot

• crack house
• crack houses
• cracking
• crack it
• crackjaw
• crackle
• crackled
• crackles
• crackleware
• cracklier
• crackliest
• crackling
• cracklings
• crackly
• cracknel
• cracknels
• crack of doom
• crack on
• crackpot
• crackpots
• crack-rope
• cracks
• cracksman
• cracksmen
• crack the whip