sneaking

1 given to acting in secret and to concealing one's intentions never let one of those sneaking salespeople into your house Synonyms furtive, shady, shifty, slippery, sly, sneaky, stealthyRelated Words 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 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 harbored a sneaking admiration for his chief business rival Synonyms backstairs, behind-the-scenes, clandestine, covert, furtive, hole-and-corner, hugger-mugger, hush-hush, private, privy, sneak, secret, sneaky, stealth, stealthy, surreptitious, undercover, underground, underhand, underhandedRelated Words back-channel, closed-door, off-the-books, off-the-record; classified, confidential, restricted, top secret, undisclosed; concealed, hidden, secreted, subterranean, unadvertised, unexposedNear Antonyms acknowledged, avowed; aboveboard, straightforward, unconcealed, undisguised; unclassified, unrestricted; clear, evident, manifest, obvious, patent, plainAntonyms open, overt, public

3 arousing or deserving of one's loathing and disgust a sneaking two-timer who has completely lost his wife's trust Synonyms cheap, cruddy, deplorable, despicable, dirty, grubby, lame, lousy, mean, nasty, paltry, pitiable, pitiful, ratty, scabby, scummy, scurvy, contemptible, sorry, wretchedRelated Words abhorrent, abominable, condemnable, detestable, execrable, hateful, loathsome, odious; disgusting, reptilian, repugnant, repulsive, revolting, revulsive; discreditable, disgraceful, dishonorable, disreputable, ignominious, shameful; base, ignoble, low, shabby, sordid, squalid, vile; blamable, censurable, reprehensible, reproachable; cowardly, craven, dastardly; unethical, unprincipled, unscrupulousNear Antonyms high-minded, honest, honorable, noble, principled, redoubtable, reputable, right-minded, scrupulous, upright; ethical, good, moral, right, righteous, virtuousAntonyms admirable, commendable, creditable, laudable, meritorious, praiseworthy