- seal-fisher
- self-acting
- smooth-spoken
- suction pump
- serology
- shrilly
- sommelier
- scissible
- subsonic
- saint-simonianism
- social science
- sturdily
- sable
- slacken
- saccharine
- slakeless
- slam the door
- sack somebody
- sacrificial grass
- sadden
- sadistic
- safe
- slap-happy
- system analyst
- sagacious
- sage
- sage pathanjali
- sage valmiki
- sagittarius
- sail through
- saivas
- salacious
- seismometer
- sale tax
- saleability
- salient
- salty
- salvation army
- samphire
- sanatorium
- sanctify
- slender
- spandex
- sensation
- sanitize
- sarcasm
- sarcosis
- scuff
- sash cord
- satellite
- slobber
- satirical
- saturn
- saturnic
- save
- save one's breath
- sloth
- saved
- saving clause
- slovenliness
- savvy
- sawder
- sawmill
- sluice-gate
- slumber
- single-minded
- so far so good
- sblood
- scalar
- shout boisterously
- scandalising
- scare away
- small screen
- scepticism
- scheduled castes
- small trough
- schismatic
- smallishly
- scilicet
- scintillate
- scoreboard
- scorer
- spatially
- screw
- scrub
- smell fishy
- skinned
- screen
- scuba
- smokeless
- scuttle
- sur
- smoking tobacco
- sea bed
- sea customs
- sea or ocean
- sea weed
- sea-bottom
- smuggle
- see eye to eye