KO
addle
amaze
anesthetize
appall
astonish
astound
awe
awestrike
bedaze
bedazzle
bemuse
benumb
besot
bewilder
blunt
boggle
bowl down
bowl over
chloroform
coldcock
confound
confuse
dare
daver
daze
dazzle
deaden
desensitize
dope
drug
dull
dullify
dumbfound
dumbfounder
entrance
etherize
faze
flabbergast
freeze
stupefied
desensitise
immobilise
immobilize
stupefies
stupefying
stupe
stupendous
stupid
stupor
anæsthetic
arsenical
baneful
cataclysmic
cloying
electrify
hallucinogenic
horrify
indescribable
intoxicating
mind-numbing
narcotic
neuralgic
overpower
sicken
somniferous
soporific
sulfurous
sulphurous
sweetish
unbelievable
undefinable
rouse