| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | deceitful |
| Synonyms: | clandestine, concealed, crafty, crooked, cunning, deceptive, devious, dirty-dealing, dishonest, dishonorable, double-crossing, duplicitous, fraudulent, furtive, guileful, hush-hush, indirect, insidious, oblique, on the QT, on the quiet, secret, secretive, shady, shifty, slippery*, sly*, sneaking, sneaky, stealthy, sub-rosa, surreptitious, treacherous, tricky, two-faced, two-timing, under wraps, undercover, underhanded, unethical, unfair, unjust, unscrupulous, wily |
| Antonyms: | aboveboard, forthright, frank, honest |
| Main Entry: | unprincipled |
| Part of Speech: | adjective |
| Definition: | corrupt |
| Synonyms: | abandoned, amoral, bent*, cheating, conscienceless, crooked, deceitful, devious, dirty-dealing, dishonest, dissolute, double-crossing, double-dealing, immoral, licentious, mercentary, praetorian, profligate, reprobate, shady, sly, stop-at-nothing, tricky, two-faced, two-timing, unconscionable, underhand, unethical, unprofessional, unscrupulous, venal, wanton |
| Antonyms: | ethical, moral, principled |
| Main Entry: | lubricious |
| Part of Speech: | adjective |
| Definition: | underhand |
| Synonyms: | clandestine, concealed, crafty, crooked, cunning, deceptive, devious, dirty-dealing, dishonest, dishonorable, disingenuous, double-crossing, duplicitous, fraudulent, furtive, guileful, hush-hush, indirect, insidious, oblique, on the QT, on the quiet, secret, secretive, shady, shifty, slippery*, sly*, sneaking, sneaky, stealthy, sub-rosa, surreptitious, treacherous, tricky, two-faced, two-timing, under wraps, undercover, underhanded, unethical, unfair, unjust, unscrupulous, wily |