skiver / slacker / chicken / quitter

Skoal!

skullduggery /skulduggery

sky-high prices

go sky high

to go sky high

Sky’s the limit.

to slack off

slack demand

slackass

slag

to slag someone off

to slam the door in somebody’s face

to slam on the brakes

to slam someone/something

a slap on the back

slap and tickle

slap-up meal

to be slap-bang in the middle

to slap on a coat of paint

to slap one’s knees

to slap someone on the back

to slap someone’s face

to slap down

slapdash