1. A wooden peg for hanging things on 
2. A knot in wood; a protuberance
   - knur

Derived forms: knags

• follow up on
• follow-my-leader
• follow-on
• follow-the-leader
• follow-through
• follower
• followers
• Followers of the Phrophet
• following
• followup
• folly
• Folsom culture
• foment
• dethronement
• detick
• detinue
• detonate
• detonating device
• detonating fuse
• detonation
• detonative
• detonator
• detour
• detox
• detoxicate