(n.) The state or quality of being canonical; agreement with the canon.

absolute realism accomplished fact actuality artlessness authoritativeness bona fideness calculability canonicalness canonicity creativeness creativity dependability factuality fait accompli faithworthiness firmness freshness genuineness gospel truth grim reality historicity honesty inartificiality innovation inventiveness invincibility legitimacy lifelikeness literalism literality literalness naturalism naturalness newness nonimitation not a dream novelty objective existence originality orthodoxicalness orthodoxism orthodoxness orthodoxy photographic realism predictability realism reality realness reliability religious truth right belief rightness secureness security sincerity solidity soundness stability staunchness steadfastness steadiness substantiality the truth traditionalism true-to-lifeness trustworthiness truth truth to nature unadulteration unaffectedness unerringness unfictitiousness uniqueness unspeciousness unspuriousness unsyntheticness validity verisimilitude