| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | plotting, crafty |
| Synonyms: | Machiavellian, artful, astute, conniving, conspiring, crooked, cunning, deceitful, devious, heedful, intriguing, observant, scheming, sharp, shrewd, sly, treacherous, tricky, unscrupulous, wily |
| Antonyms: | aboveboard, artless, honest, not clever, unplanned |
| Main Entry: | diplomatic |
| Part of Speech: | adjective |
| Definition: | politic, tactful |
| Synonyms: | adept, arch, artful, astute, bland, brainy, cagey, calculating, capable, clever, conciliatory, conniving, contriving, courteous, crafty, cunning, deft, delicate, dexterous, discreet, gracious, guileful, intriguing, opportunistic, polite, prudent, savvy, scheming, sensitive, sharp, shrewd, sly, smooth, strategic, suave, subtle, wily |
| Antonyms: | artless, impolite, rude, tactless |
| Main Entry: | dishonest |
| Part of Speech: | adjective |
| Definition: | lying, untruthful |
| Synonyms: | backbiting, bent, bluffing, cheating, corrupt, crafty, crooked, cunning, deceitful, deceiving, deceptive, designing, disreputable, double-crossing, double-dealing, elusive, false, fraudulent, guileful, hoodwinking, mendacious, misleading, perfidious, recreant, shady, shifty, sinister, slippery*, sneaking, sneaky, swindling, traitorous, treacherous, tricky, two-faced, two-timing, unctuous, underhanded, unfair, unprincipled, unscrupulous, untrustworthy, villainous, wily |
| Antonyms: | aboveboard, ethical, fair, frank, honest, moral, open, principled, scrupulous, trustworthy, truthful |
| Main Entry: | disingenuous |
| Part of Speech: | adjective |
| Definition: | insincere |
| Synonyms: | artful, crooked, cunning, deceitful, designing, dishonest, duplicitous, false, feigned, foxy, guileful, indirect, insidious, mendacious, oblique, shifty, sly, tricky, two-faced, uncandid, underhanded, unfair, unfrank, wily |
| Notes: | ingenuous means 'naïve, easily deceived, unsuspecting; foolish' - and disingenuous means 'calculating, deceptive' |
| Antonyms: | frank, honest, ingenuous, naive, sincere |
| Main Entry: | double-dealing |
| Part of Speech: | adjective |
| Definition: | cheating, deceitful |
| Synonyms: | ambidextrous, crooked, dishonest, double, duplicitous, fraudulent, hypocritical, insincere, left- handed, lying, perfidious, sneaky, swindling, treacherous, tricky, two-faced, two-timing, underhanded, untrustworthy, wily |
| Antonyms: | forthright, honest, truthful |
| Main Entry: | foxy |
| Part of Speech: | adjective |
| Definition: | shrewd |
| Synonyms: | artful, astute, canny, crafty, cunning, deceitful, deep, devious, dishonest, experienced, guileful, insidious, intelligent, knowing, retiary, sharp, slick, sly, subtle, tricky, vulpine, wily |
| Antonyms: | naive, unclever, unintelligent, unsmart |
| Main Entry: | furtive |
| Part of Speech: | adjective |
| Definition: | sneaky, secretive |
| Synonyms: | artful, calculating, cautious, circumspect, clandestine, cloaked, conspiratorial, covert, crafty*, creepy*, cunning, disguised, elusive, evasive, foxy, guileful, hidden, hush-hush, insidious, masked, scheming, shifty, skulking, slinking, sly, stealthy, sub-rosa, surreptitious, tricky*, under wraps, under-the-table, undercover, underhand, underhanded, wily |
| Antonyms: | aboveboard, forthright, honest, open, truthful |
| Main Entry: | insidious |
| Part of Speech: | adjective |
| Definition: | sneaky, tricky |
| Synonyms: | Machiavellian, artful, astute, corrupt, crafty, crooked, cunning, dangerous, deceitful, deceptive, deep, designing, dishonest, disingenuous, duplicitous, ensnaring, false, foxy, guileful, intriguing, like a snake in the grass, perfidious, perilous, secret, slick, sly, smooth, snaky, sneaking, stealthy, subtle, surreptitious, treacherous, wily, wormlike |
| Notes: | insidious (Latin insidere 'to lie in wait for,' from sedere 'sit') describes stealthy, treacherous behavior; invidious behavior arouses ill will, animosity, or hostility |
| Antonyms: | fair, honest, open, sincere |
| Main Entry: | Machiavellian |
| Part of Speech: | adjective |
| Definition: | scheming |
| Synonyms: | artful, astute, calculating, conniving, contriving, crafty, cunning, deceitful, devious, expedient, opportunist, plotting, shrewd, sly, underhanded, unscrupulous, wily |