knockout (n.)
- ace
- ascendancy
- beaut
- beauty
- belle
- blackout
- bunny
- catalepsy
- catatonia
- championship
- charmer
- clincher
- coma
- conquest
- corker
- crackerjack
- crusher
- daisy
- dandy
- deathblow
- dream
- enchantress
- end-all
- ender
- eyeful
- faint
- finisher
- hit
- honey
- humdinger
- kayo
- landslide
- looker
- lovely
- lulu
- mastery
- model
- nirvana
- nothingness
- oblivion
- obliviousness
- paragon
- peach
- picnic
- pip
- pippin
- pushover
- pussycat
- quietus
- semiconsciousness
- sensation
- senselessness
- settler
- sleep
- smash
- stopper
- stunner
- stupor
- success
- sweetheart
- swoon
- syncope
- triumph
- unconsciousness
- victory
- walkaway
- walkover
- whiz
- win
- winner
- winning
