inept, absurd, inane, nonsensical, senseless, puerile.

silver, n. _argentum_; bullion (uncoined silver). Associated
words: filigree, platinum, desilverize, desilverization, patio, vermeil,
fulguration, silversmith.

silvery, a. silver, argent, argentine, argentous, argentiferous.

similar, a. like, corresponding, resembling, homogeneous, analogous.

similarity, n. analogy, homogeneity, likeness, similitude,
correspondence.

simile, n. comparison, metaphor.

simoon, n. desert wind, khamsin, samiel.

simper, n. smirk.

simple, a. incomplex, uncompounded, single, elementary, uncombined,
mere; plain, unaffected, artless, naive, unsophisticated; credulous,
gullible, silly, oafish. Antonyms: complex, complicated, intricate,
artful, crafty, elaborate.

simpleton, n. dolt, dunce, numskull, lackbrain, oaf, witling, fool.

simulate, v. pretend, feign.

simulation, n. pretense, feint, feigning, affectation.

simultaneous, a. contemporaneous, synchronal, synchronous.

sin, n. iniquity, transgression, wickedness, delinquency,
peccadillo, offense, peccancy, unrighteousness. Associated Words:
ponerology, hamartiology, peccable, peccability, peccant, _peccavi_,
impeccable, impeccability.

sin, v. do wrong, trespass, transgress.

sincere, a. heartfelt, genuine, unfeigned, undissembling. Antonyms:
See insincere.

sincerity, n. honesty, unaffectedness, frankness. Antonyms:
insincerity, dissimulation.

sinew, n. tendon; muscle, thew.

sinful, a. iniquitous, wrong, immoral, wicked, depraved, vicious,
unrighteous.

sinfulness, n. iniquity, immorality, depravity, wickedness.

sing, v. carol, warble, chant, hymn, hum, troll, yodel, croon.

singe, v. sweal, swale, scorch.

singer, n. vocalist, songster, songstress, minstrel, chanter,
cantatrice, cantor, prima donna, precentor, bard, troubadour, jongleur,
musician.

single, a. individual, alone, particular, isolated, sporadic,
solitary; unmarried, celibate; simple, unmixed; honest, sincere,
ingenuous, frank.

single, v. single out, choose, select, separate, isolate, segregate.

single-hearted, a. sincere, honest, guileless.

single-minded, a. artless, undesigning, guileless.

singsong, n. monotone.--a. monotonous, drawling.

singular, a. unusual, unconventional, uncommon, strange, peculiar,
unwonted, rare, extraordinary, exceptional, odd, whimsical, eccentric,
bizarre, queer, unique, unprecedented, unexampled, curious.

singularity, n. peculiarity, idiosyn