- small cause
- secessionist
- scarify
- silverish
- steadfastly
- scapegoat
- stamped
- stow
- signaling
- sandbank
- saleswoman
- snuff out
- senorita
- show cause notice
- specified
- saloon car
- salt away
- seismic
- shelve
- somatic cell
- sufferable
- seep
- surface area
- speed limit
- serially
- square bracket
- semicolon
- status quo
- sulphuric acid
- steam engine
- sulfuric acid
- supercharged
- sorcerous
- sanitarium
- scot
- salinometer
- skyscraper
- superimpose
- seconder
- sentimentalist
- santalum album
- saponified
- sound effect
- skater
- seismology
- seismograph
- sericeous
- space age
- securely
- security council