Word Study
untruthful
CIDE DICTIONARY
untruthful, a.
Not truthful; unveracious; contrary to the truth or the fact. [1913 Webster]
THESAURUS
untruthful
artful, calculating, crafty, deceitful, deceptive, delusive, delusory, dishonest, disingenuous, equivocal, false, falsehearted, forsworn, inaccurate, incorrect, insincere, knavish, lying, mendacious, misleading, perjured, prevaricating, roguish, scheming, shifty, truthless, uncandid, unfrank, unsincere, unveracious, wrongFor further exploring for "untruthful" in Webster Dictionary Online