Found 2 items, similar to untruthfulness.
English → English (WordNet) Definition: untruthfulness untruthfulness n : the quality of being untruthful [ant: truthfulness]
English → English (gcide) Definition: Untruthfulness Untruthful \Un*truth"ful\, a. Not truthful; unveracious; contrary to the truth or the fact. -- Un*truth"ful*ly, adv. -- Un*truth"ful*ness, n. [1913 Webster]