KO or k.o.

1. Kick-off
2. Knockout
3. Knock out

To knock out

A knockout

• honored
• honor-guard
• honor-guards
• honorific
• honorificabilitudinity
• honorifical
• honorifically
• honorifics
• honoring
• honoris causa
• honoris gratia
• honors
• honour
• honourable
• honourable mention
• honourableness
• honourablenesses
• honourably
• honour-bound
• honour bright
• honoured
• honouree
• honourees
• honourer
• honourers