S
- sacrosanct: sacred; inviolable.
- sagacious: of keen penetration and judgment; wise.
- salad days: a time of youthful inexperience, innocence, or indiscretion.
- salient: noticeable; also, projecting; also, leaping.
- salmagundi: a mixture or assortment; also, a kind of mixed dish or salad.
- salubrious: healthful; promoting health.
- salutary: beneficial; also, healthful.
- sanctum: a place where one is free from intrusion.
- sang-froid: coolness in trying circumstances.
- sapient: wise; sage; discerning.
- sardonic: bitterly sarcastic.
- sardonic: scornful, mocking.
- sartorial: of or relating to a tailor, tailoring, or clothing.
- satiety: fullness to or beyond the point of satisfaction.
- scapegrace: one who is wild and reckless.
- schadenfreude: a malicious satisfaction in the misfortunes of others.
- scintilla: a tiny amount; a spark.
- scion: a descendant; an heir.
- scrabble: to scrape or scratch with the hands or feet.
- scuttlebutt: gossip; rumor.
- sedition: incitement of rebellion against lawful authority.
- sedulous: diligent in application or pursuit.
- sedulous: marked by care and persistent effort.
- segue: to proceed without interruption.
- sempiternal: everlasting; endless.
- sempiternal: everlasting; eternal.
- senescence: the state of being or growing old.
- sentient: capable of perceiving by the senses.
- sere: dry; withered.
- serendipity: the faculty or phenomenon of making fortunate accidental discoveries.
- seriatim: in a series; one after another.
- sesquipedalian: (of words) long; having many syllables.
- simulacrum: a representation; an insubstantial or vague semblance.
- sine qua non: an indispensable thing.
- sinecure: an office or position that involves little work or responsibility.
- sinecure: an office or position which involves little responsibility.
- skulduggery: devious, dishonest, or unscrupulous behavior or activity.
- skulk: to hide in a sneaking manner.
- slake: to satisfy or quench; also, to cause to lessen.
- slaver: to slobber; to drool.
- slugabed: a person who stays in bed until a relatively late hour.
- slugabed: one who stays in bed until a late hour.
- small beer: weak beer; also, matters of little importance.
- small beer: weak beer; also, trivia.
- sobriquet: a nickname.
- soi-disant: self-styled; so-called.
- sojourn: to dwell for a time.
- sojourn: to dwell for a time; also, a temporary stay.
- solace: comfort in grief.
- solecism: a nonstandard usage or grammatical construction.
- solicitous: manifesting or expressing care or concern.
- solicitous: manifesting, expressing, or full of care or concern.
- somniferous: causing or inducing sleep.
- somnolent: drowsy; also, tending to cause sleepiness.
- somnolent: inclined to sleep.
- sonorous: yielding sound; impressive in sound.
- soporific: causing sleep; also, something that causes sleep.
- sotto voce: spoken low or in an undertone.
- sotto voce: spoken low or in an undertone.
- sough: to make a soft, low sighing or rustling sound.
- specious: apparently correct, but not so in reality.
- specious: apparently right but not so in reality.
- spoonerism: the transposition of usually initial sounds in a pair of words.
- spoony: foolishly or sentimentally in love.
- sporadic: occuring singly, or occasionally, or in scattered instances.
- spry: nimble.
- spurious: not genuine; false; illegitimate.
- staid: sober; grave; steady; sedate; composed.
- staid: steady or sedate in character.
- stanch: to stop the flowing of; to check.
- starveling: one who is starving or being starved.
- starveling: one who is starving or being starved; also, poor in quality.
- stasis: a state of balance, equilibrium, or stagnation
- stentorian: extremely loud.
- stertorous: characterized by a heavy snoring or gasping sound.
- stoic: indifferent to or unaffected by pleasure or pain; also, one who is stoic.
- stoic: indifferent to pleasure or pain.
- stolid: not easily aroused or excited; dull.
- stolid: unexcitable; unemotional.
- stormy petrel: a type of seabird; also, one fond of or bringing strife.
- stripling: an adolescent youth.
- suasion: the act of persuading.
- sub rosa: secretly; privately; confidentially.
- subaltern: subordinate.
- subfusc: dark or dull in color.
- sublunary: situated beneath the moon.
- sublunary: situated beneath the moon; terrestrial.
- subterfuge: a deceptive device or stratagem.
- subterfuge: a deceptive device or stratagem.
- succinct: brief; concise.
- succinct: brief; concise.
- succor: aid; help; also, to help or relieve.
- succor: aid; help; assistance; also, to help or relieve.
- sui generis: unique.
- sunder: to break apart.
- sunder: to disunite.
- superannuated: discharged or disqualified on account of old age.
- superannuated: old; discharged or disqualified on account of old age.
- supercilious: disdainfully arrogant.
- supercilious: lofty with pride.
- supererogatory: going beyond what is required or expected; also, superfluous, unnecessary.
- supererogatory: more than is needed.
- superfluous: more than is wanted or is sufficient.
- supernal: being on high; celestial.
- supernumerary: exceeding a necessary or usual number.
- supernumerary: exceeding a necessary or usual number.
- supine: lying on the back; also, indolent; listless.
- supplant: to take the place of.
- supposititious: fraudulently substituted; also, hypothetical.
- surcease: cessation; stop; end.
- surfeit: an excessive amount; also, to supply to excess.
- surly: ill-humored and churlish in manner or mood.
- surreptitious: done, made, or gotten by stealth; also, marked by stealth.
- susurration: a whispering; a soft murmur.
- susurrus: a whisper; a murmur; a rustling.
- susurrus: a whispering or rustling sound.
- swan song: a final or farewell appearance, action, or pronouncement.
- sybarite: a person devoted to luxury and pleasure.
- sycophant: a parasite; a toady.
- sycophant: one who seeks favor by flattery; a toady.
- sylvan: pertaining to woods or forests.
- syncretic: uniting and blending together different belief systems.