KO or k.o.

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

To knock out

A knockout

• newly
• newly-wed
• newly-weds
• new-made
• new man
• newmarket
• newmarkets
• new-married
• new maths
• new men
• new-model
• New Model Army
• new-modelled
• new-modelling
• new-models
• new moon
• new moons
• new-mown
• newness
• newnesses
• new-old
• new pence
• new penny
• new pice
• new poor