125 entries under pure topic. ×

8
humble(adjective, quiet, mean, simple, reasonable)
8
innocent(adjective, open, simple, easy, friendly)
8
lowly(adjective, quiet, simple, gentle, poor)
8
unadulterated(adjective, simple, clean, true)
7
average(adjective, good, mean, simple, reasonable)
7
certain(adjective, clear, flat, firm, honest)
7
fundamental(adjective, simple, straightforward, basic)
7
usual(adjective, dull, simple, flat, honest)
7
vanilla(adjective, dull, weak, simple, flat)
7
workaday(adjective, simple, common, ordinary)
6
conventional(adjective, simple, common, ordinary)
6
essential(adjective, simple, straightforward, basic)
6
exact(adjective, calm, clear, smooth, flat)
6
folksy(adjective, open, simple, easy, clean)
6
hard(adjective, clear, sound, honest)
6
indubitable(adjective, clear, right, real)
6
positive(adjective, clear, flat, firm, honest)
6
real(adjective, good, open, direct, free)
6
restrained(adjective, calm, simple, sensible)
6
uncluttered(adjective, simple, sharp, clean)
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APASmart Define. (2016). plain thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/plain/thesaurus/synonyms
ChicagoSmart Define. 2016. "plain thesaurus" https://smartdefine.org/plain/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, plain thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/plain/thesaurus/synonyms>.
MLASmart Define. "plain thesaurus" 31 March 2016. Web. 24 September 2026. <https://smartdefine.org/plain/thesaurus/synonyms>