性せい悪あく説せつMeaningsNoun1. cynicism (of mankind); belief that human nature is fundamentally evilKanji used性nature (of a person)悪bad説theoryPitch accentせいあくせつせいあくせつComposed of性せい悪あくill-natured; inconstancyNa-adjective説せつtheory; doctrine; opinion; view; rumour; rumor; gossip; hearsayNoun