192 entries under adjective topic. ×

13
naive(open, simple, easy, clean)
13
unaffected(open, simple, reasonable, easy)
12
natural(open, simple, reasonable, clean)
12
simple(clean, honest, plain, natural)
11
ingenuous(simple, clean, honest, natural)
11
spontaneous(free, simple, easy, impulsive)
11
uncontrived(open, simple, easy, natural)
11
unsophisticated(simple, clean, honest, plain)
10
artless(simple, easy, clean, honest)
10
unpremeditated(free, casual, spontaneous, impromptu)
9
extempore(free, simple, fake, natural)
9
impromptu(adverb, free, simple, fake)
9
informal(free, casual, impulsive, spontaneous)
9
offhand(free, simple, fake, natural)
8
extemporaneous(simple, natural, casual, impulsive)
8
guileless(simple, honest, plain, natural)
8
innocent(open, simple, easy, clean)
8
instinctive(open, simple, easy, natural)
8
modest(honest, ordinary, natural, straightforward)
8
unassuming(simple, honest, plain, modest)
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APASmart Define. (2015). unstudied thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unstudied/thesaurus/synonyms
ChicagoSmart Define. 2015. "unstudied thesaurus" https://smartdefine.org/unstudied/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, unstudied thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unstudied/thesaurus/synonyms>.
MLASmart Define. "unstudied thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/unstudied/thesaurus/synonyms>