Opposite of slow

Opposite of sluggish

Opposite of sly

Opposite of small

Opposite of smear

Opposite of smite

Opposite of smoke-n

Opposite of smolder

Opposite of smooth-a

Opposite of smother

Opposite of slippery

Opposite of sleep-v

Opposite of sleepy

Opposite of sleety

Opposite of slender

Opposite of slick

Opposite of slight-v

Opposite of skulk

Opposite of slack

Opposite of slacken

Opposite of singular

Opposite of sinister

Opposite of sink

Opposite of size

Opposite of skim

Opposite of skirt

Opposite of similar

Opposite of simplicity

Opposite of simplify

Opposite of simulate

Opposite of simultaneous

Opposite of sin

Opposite of single

Opposite of sift

Opposite of sight

Opposite of sign

Opposite of signal

Opposite of signalize

Opposite of signify

Opposite of silence-n