- slow payer
- slow peripheral
- slow quenching
- slow running
- slow scan
- slow speed
- slow test
- slow time
- slow train
- slow wave
- slow-acting
- slow-footed
- slow-footedness
- slow-helix
- slow-learner
- slow-march
- slow-match
- slow-motion
- slow-moving
- slow-multiplying
- slow-paced
- slow-poke
- slow-sighted
- slow-witted
- slow-worm
- slowback
- slowcoach
- slowdown
- slowing down
- slowly
- slowness
- slowpoke
- sloyd
- slr
- slub
- slubber
- slubberingly
- slubbing
- slubbing frame
- sludge
- sludge accumulation
- sludge age
- sludge agitator
- sludge bank
- sludge bulking
- sludge cake
- sludge chamber
- sludge cock
- sludge coking
- sludge collector
- sludge conditioning
- sludge crust
- sludge degester
- sludge densifier
- sludge deposition
- sludge dewatering
- sludge die
- sludge digestion
- sludge disposal
- sludge drying
- sludge feeder
- sludge filter
- sludge formation
- sludge gas
- sludge ice
- sludge incineration
- sludge index
- sludge lagoon
- sludge liquor
- sludge lye
- sludge mixture
- sludge oil
- sludge petrification
- sludge pipe
- sludge pond
- sludge processing
- sludge pump
- sludge removal
- sludge ripening
- sludge scraper
- sludge separator
- sludge space
- sludge stabilization
- sludge sump
- sludge tank
- sludge test
- sludge thickener
- sludge thickening
- sludge trap
- sludge utilization
- sludge valve
- sludge water
- sludgeless oil
- sludgeproof
- sludger
- sludging
- sludging valve
- sludgy
- slue
- sluff