to cause (feelings, sound etc) to lose strength, brightness

diminish, muffle, quiet

to win a victory over (a player, team, rival)

overthrow, beating

(aabr KO) a blow that knocks a boxer out

knock unconscious

to remove all signs of (something); destroy (something)

destroy

a kind of slow-moving creature, like a snail but without a shell; a bullet; to hit (a person) hard

hit