120 entries under plain topic. ×

7
prosaic(adjective, mean, simple, low, honest)
7
sincere(adjective, open, simple, easy, honest)
7
unadorned(adjective, simple, reasonable, clean)
5
homespun(adjective, dull, simple, ordinary)
5
unembellished(adjective, simple, reasonable, clean, honest)
5
unsophisticated(adjective, open, simple, easy)
4
frank(adjective, open, simple, honest)
4
poor(adjective, mean, simple, slight, lower)
4
unexceptional(adjective, simple, reasonable, ordinary)
3
austere(adjective, simple, clean, pure)
3
easy(adjective, calm, open, smooth, simple)
3
familiar(adjective, open, simple, ordinary)
3
forthright(adjective, calm, open, simple, honest)
3
homey(adjective, open, simple, easy, clean)
3
ingenuous(adjective, open, simple, easy)
3
open(adjective, simple, honest, true)
3
uncluttered(adjective, simple, clean, pure)
3
unremarkable(adjective, dull, simple, modest)
2
average(adjective, mean, simple, reasonable, poor)
2
bland(adjective, ordinary, modest, boring)
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APASmart Define. (2016). unpretentious thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unpretentious/thesaurus/synonyms
ChicagoSmart Define. 2016. "unpretentious thesaurus" https://smartdefine.org/unpretentious/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, unpretentious thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unpretentious/thesaurus/synonyms>.
MLASmart Define. "unpretentious thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/unpretentious/thesaurus/synonyms>