- saleroom
- saline soil
- salt lagoon
- samovar
- sanctioned strength
- sanctity
- sand
- sandal wood oil
- sandlot
- sanguine
- sanskrit grammar
- saprophytic
- saprotroph
- sardonic
- sarge
- sash
- satiate
- satire
- satirize
- satisfied
- saturnine
- saucepan
- sauciness
- savable
- save one's life
- saw
- sawdust
- saxifrage
- scabble
- scaffolder
- scald-head
- scaly
- scam
- scamp
- scandinavian
- scar
- scarlet fever
- scarlet-hat
- scathing
- scathing attack
- scent organ
- sceptic
- schlock
- scholarly
- schooling
- science of letters
- scientific name
- scissile
- scolding
- score points off
- scot-free
- scottish
- scraggy
- scrap-iron
- scratch
- scuffle
- screw-chisel
- scripture
- scrounge
- scud
- sculpture
- sea
- sea urchin
- sea-elephant
- sea-food
- seal-fishing
- seam
- seamy-side
- seaplane
- seaquake
- searchings of heart
- season
- second-class
- secondary interest
- secondly
- secret
- secret door
- secret police
- sector
- secular state
- sedan car
- sedative
- see person damned
- see the light of the day
- see the red-light
- see the sights
- see through
- seed pearl
- seeing is believing
- seeker
- segregate
- seismologist
- seized
- seizes by the claws
- select committee
- self
- self appraisal
- self-assured
- self-communion
- self-deceiver