adjective lacking in frankness, candor, or sincerity; falsely or hypocritically
ingenuous; insincere:
Her excuse was rather disingenuous.
Related forms dis·in·gen·u·ous·ly, adverb
dis·in·gen·u·ous·ness, noun
non·dis·in·gen·u·ous, adjective
non·dis·in·gen·u·ous·ly, adverb
non·dis·in·gen·u·ous·ness, noun