| Main Entry: | mendacious |
| Part of Speech: | adjective |
| Definition: | dishonest |
Synonyms: |
deceitful, deceptive, duplicitous, equivocating, erroneous, fallacious, false, fibbing, fraudulent, insincere, lying, paltering, perfidious, perjured, prevaricating, shifty, spurious, untrue, untruthful, wrong |
Antonyms: |
frank, honest, sincere, truthful |
| Main Entry: | deceitful |
| Part of Speech: | adjective |
| Definition: | dishonest, insincere |
Synonyms: |
artful, astucious, astute, beguiling, clandestine, counterfeit, crafty, cunning, deceiving, deceptive, delusive, delusory, designing, disingenuous, double-dealing, duplicitous, fallacious, false, feline, foxy, fraudulent, furtive, guileful, hypocritical, illusory, impostrous, indirect, insidious, knavish, lying, mendacious, misleading, rascal, roguish, shifty, slick, sly, sneaky, stealthy, subtle, treacherous, tricky, two-faced, underhand, underhanded, untrustworthy, untruthful, wily |
| Notes: | deceitful means intended to deceive or cheat while deceptive means causing one to believe what is not true or likely to mislead someone |
Antonyms: |
faithful, frank, honest, loyal, open, sincere, trustworthy, truthful, upright |
| 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 |
Antonyms: |
frank, honest, ingenuous, naive, sincere |
| Main Entry: | false |
| Part of Speech: | adjective |
| Definition: | wrong, made up |
Synonyms: |
apocryphal, beguiling, bogus, casuistic, concocted, contrary to fact, cooked-up, counterfactual, deceitful, deceiving, delusive, dishonest, distorted, erroneous, ersatz*, fake, fallacious, fanciful, faulty, fictitious, fishy, fraudulent, illusive, imaginary, improper, inaccurate, incorrect, inexact, invalid, lying, mendacious, misleading, misrepresentative, mistaken, off the mark, phony, sham, sophistical, specious, spurious, trumped up, unfounded, unreal, unsound, untrue, untruthful |
Antonyms: |
accurate, actual, correct, factual, genuine, known, precise, real, right, substantiated, true, valid |
| Main Entry: | insincere |
| Part of Speech: | adjective |
| Definition: | dishonest, pretended |
Synonyms: |
ambidextrous, backhanded, deceitful, deceptive, devious, disingenuous, dissembling, dissimulating, double, double-dealing, duplicitous, evasive, faithless, fake, false, hollow, hypocritical, lying, mendacious, perfidious, phony, pretentious, put-on, shifty, slick, sly, snide, two-faced, unfaithful, untrue, untruthful |
Antonyms: |
forthright, frank, honest, open, sincere |
| Main Entry: | lying |
| Part of Speech: | adjective |
| Definition: | dishonest |
Synonyms: |
committing perjury, deceitful, deceptive, delusive, delusory, dissembling, dissimulating, double-crossing, double-dealing, equivocating, false, falsifying, fibbing, guileful, inventing, mendacious, misleading, misrepresenting, misstating, perfidious, prevaricating, shifty, treacherous, tricky, two-faced, two-timing, unreliable, untruthful, wrong |
Antonyms: |
direct, frank, honest |
| Main Entry: | shifty |
| Part of Speech: | adjective |
| Definition: | deceitful, untrustworthy |
Synonyms: |
cagey, collusive, conniving, contriving, crafty, crooked, cunning, devious, dishonest, dodging, duplicitous, elusive, equivocating, evasive, fly-by-night, foxy, fraudulent, furtive, insidious, lying, mendacious, prevaricative, prevaricatory, roguish, scheming, shady, shrewd, shuffling, slick, slimy*, slippery, sly, sneaky, treacherous, tricky, underhand, unhonest, unprincipled, untruthful, wily |
Antonyms: |
forthright, frank, honest, trustworthy |
| Main Entry: | unfounded |
| Part of Speech: | adjective |
| Definition: | not based on fact |
Synonyms: |
baseless, bottomless, deceptive, fabricated, fallacious, false, foundationless, gratuitous, groundless, idle, illogical, mendacious, misleading, off-base, spurious, trumped up, uncalled-for, unjustified, unproven, unreal, unsubstantiated, untrue, untruthful, unwarranted, vain, without basis, without foundation |
Antonyms: |
founded, justified, proven, substantiated, supported |
| Main Entry: | mala fide |
| Part of Speech: | adjective |
| Definition: | insincere |
Synonyms: |
ambidextrous, backhanded, deceitful, deceptive, devious, disingenuous, dissembling, dissimulating, double, double-dealing, duplicitous, evasive, faithless, fake*, false, hollow, hypocritical, left-handed, lying, mendacious, perfidious, phony, pretentious, put-on, shifty, slick*, sly*, snide, two-faced, unfaithful, untrue, untruthful |