knag /nag/

1. A knot in wood
2. A peg

knaggˈiness noun

• castrate
• castrated
• castrates
• castrati
• castrating
• castration
• castrations
• castrato
• castratos
• casts
• cast someone's water
• cast-steel
• cast to the winds
• cast up
• cast water
• casual
• casual clothes
• casualisation
• casualisations
• casualise
• casualised
• casualises
• casualising
• casualism
• casualisms