15
non-fiction(noun, literature, style, genre)
15
reality(noun, true, truth, facts)
12
truth(noun, true, reality, facts)
12
fact(noun, failure, true, truth, reality)
10
nonfiction(noun, literature, style, genre)
8
actuality(noun, true, truth, reality, facts)
6
real(adjective, feature, truth, actuality, facts)
5
actual(adjective, feature, truth, actuality, facts)
5
realness(noun, truth, reality, actuality, facts)
4
materiality(noun, reality, actuality, facts)
4
certainty(noun, truth, reality, actuality, facts)
4
verity(noun, true, truth, reality, facts)
4
matter of fact(expression, idiom, truth, reality, facts)
3
genuine(adjective, feature, truth, actuality, facts)
3
dinkum(adjective, feature, truth, actuality, facts)
3
intrinsical(adjective, feature, truth, actuality, facts)
3
true(noun, adjective, truth, reality, actuality)
3
truly(adjective, feature, truth, actuality, facts)
3
truthful(adjective, feature, truth, actuality, facts)
3
veritable(adjective, feature, truth, actuality, facts)
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APASmart Define. (2016). fiction thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/fiction/thesaurus/antonyms
ChicagoSmart Define. 2016. "fiction thesaurus" https://smartdefine.org/fiction/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, fiction thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/fiction/thesaurus/antonyms>.
MLASmart Define. "fiction thesaurus" 22 January 2016. Web. 26 September 2026. <https://smartdefine.org/fiction/thesaurus/antonyms>