stealthy

1 given to acting in secret and to concealing one's intentions cats are among the stealthiest of stalkers Synonyms of stealthy furtive, shady, shifty, slippery, sly, sneaking, sneakyWords Related to stealthy artful, crafty, cunning, devious, foxy, guileful, slick, wily; close, closemouthed, reticent, secretive; clandestine, covert, dark; deceitful, deceiving, deceptive, devious, duplicitous, trickish, tricky, underhand, underhanded; cheating, crooked, defrauding, dishonest, dissembling, double-dealing, knavish, two-faced; lying, mendacious, untrustworthy, untruthful; insidious, perfidious, serpentine, treacherousNear Antonyms of stealthy aboveboard, forthright, plainspoken, straightforward; candid, direct, foursquare, frank, open, plain; honest, trustworthy, truthful

2 undertaken or done so as to escape being observed or known by others constantly harassed the enemy with stealthy raids Synonyms of stealthy backstairs, behind-the-scenes, clandestine, covert, furtive, hole-and-corner, hugger-mugger, hush-hush, private, privy, sneak, sneaking, sneaky, stealth, secret, surreptitious, undercover, underground, underhand, underhandedWords Related to stealthy back-channel, closed-door, off-the-books, off-the-record; classified, confidential, restricted, top secret, undisclosed; concealed, hidden, secreted, subterranean, unadvertised, unexposedNear Antonyms of stealthy acknowledged, avowed; aboveboard, straightforward, unconcealed, undisguised; unclassified, unrestricted; clear, evident, manifest, obvious, patent, plainAntonyms of stealthy open, overt, public