knag /nag/

1. A knot in wood
2. A peg

knaggˈiness noun

• crassest
• crassitude
• crassitudes
• crassly
• crassness
• crassnesses
• Crassulaceae
• crassulacean acid metabolism
• crassulaceous
• -crat
• cratch
• cratches
• crate
• crated
• crateful
• cratefuls
• crater
• cratered
• crateriform
• cratering
• crater lake
• crater lakes
• craterlike
• craterous
• craters