disingenuous (adj) - lacking in honesty or sincerity; deceitful or contrived [dis-in-jen-yoo-uhs]
BREAKDOWN: DIS- (apart) + IN- (in) + GEN- (birth) + -OUS (full of)
ingenuous means candid, innocent, sincere
ingenious means clever, resourceful, original and inventive; having genius
See also: indigenous
“At the risk of appearing disingenuous, I don't really think of myself as 'writing humor.' I'm simply reporting on the world I observe, which is frequently hilarious.” —Richard Russo