| Term | Definition |
| sartorial | pertaining to clothes or tailoring |
| satiated | satisfied; filled up |
| satirical | sarcastic; ironic |
| saturate | to soak; to fill up |
| saturine | gloomy; sluggish |
| saunter | to stroll |
| savant | a person of extensive learning |
| savoir faire | tact; knowledge of just what to do in any situation |
| savor | to enjoy, as by taste or smell |
| scant | inadequate |
| scapegoat | one who takes the blame for others |
| scathing | extremely severe or harsh, such as a remark |
| schism | a split or break |
| scintilla | a tiny amount; a speck |
| scintillate | a tiny amount; a speck |
| scion | an offspring; a descendant |
| scoff | to ridicule |
| scope | range; extent |
| scourge | a whip or a lash; a person or thing that punishes |
| scrupulous | honest; ethical; precise |