(n.) The quality or state of being sincere; honesty of mind or intention; freedom from simulation, hypocrisy, disguise, or false pretense; sincereness.

abandon absolute realism ardency ardor artlessness authenticity bluffness bluntness bona fideness broadness brusqueness candidness candor childlikeness commitment committedness decidedness decision decisiveness dedication definiteness determinateness determination determinedness devotedness devotion devoutness directness earnestness faith faithfulness fervency fervidness fervor fidelity fire forthrightness frankness freedom freeness genuineness guilelessness heartiness heat heatedness honesty impassionedness inartificiality ingenuousness innocence intensity intentness legitimacy lifelikeness literalism literality literalness loyalty naiveness naivete naivety naturalism naturalness obstinacy openheartedness openness outspokenness passion passionateness perseverance persistence photographic realism plain dealing plain speaking plainness plainspokenness purpose purposefulness realism realness relentlessness resoluteness resolution resolve resolvedness roundness self-will seriousness simpleheartedness simplemindedness simpleness simplicity single-heartedness single-mindedness singleness of heart spirit straightforwardness tenacity total commitment true-to-lifeness trustfulness truth to nature truthfulness unadulteration unaffectedness unconstraint unfictitiousness unguardedness unreserve unrestraint unsophisticatedness unsophistication unspeciousness unspuriousness unsuspiciousness unsyntheticness unwariness uprightness vehemence verisimilitude warmth will zeal