shibboleth, n. [watchword], party [cry].
shield, n. ægis, buckler, escutcheon, scutcheon, pavise, scutum; [defense], [protection], palladium, [bulwark], [safeguard]. Associated words: scutal, bouche.
shield, v. [defend], [protect], [safeguard]; ward off, [repel].
shield-shaped, a. thyroid.
shift, v. veer, [change], [turn]; [quirk], [quibble], palter; [change], [substitute].
shift, n. [subterfuge], [device], [contrivance], [evasion], [stratagem], [trick], [dodge]; [resource], expedient, [change], [substitution]; [chemise].
shifting, a. [unstable], [variable], [changeable].
shiftless, a. improvident, unthrifty, [thriftless], [wasteful]. Antonyms: [thrifty], [industrious].
shilly-shally, adv. irresolutely, hesitatingly.
shilly-shally, n. [hesitation], [irresolution], [indecision], [vacillation], [wavering], [trifling], [evasion], [dalliance].