74 entries under plain topic. ×

9
unstudied(adjective, simple, easy, clean, honest)
8
childlike(adjective, simple, easy, honest)
8
rustic(adjective, open, simple, easy)
7
aboveboard(adjective, open, direct, free, simple)
7
blunt(adjective, open, direct, free, easy)
7
transparent(adjective, open, direct, free, easy)
6
plain-spoken(adjective, open, free, honest)
6
unreserved(adjective, open, direct, free, easy)
5
downright(adjective, open, direct, free, honest)
5
unartificial(adjective, simple, clean, honest)
5
unschooled(adjective, simple, easy, clean, honest)
4
free(adjective, open, direct, easy, honest)
4
heart-to-heart(adjective, open, direct, free, easy)
4
real(adjective, open, direct, free, easy)
4
trustful(honest, pure, innocent, naive)
4
undisguised(adjective, open, direct, free, easy)
4
unpolished(adjective, open, simple, easy)
3
easy(open, free, simple, honest)
3
green(adjective, simple, clean, honest)
2
apparent(adjective, open, direct, free, easy)
10 years ago|25k views|share |citing 
APASmart Define. (2016). artless thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/artless/thesaurus/synonyms
ChicagoSmart Define. 2016. "artless thesaurus" https://smartdefine.org/artless/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, artless thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/artless/thesaurus/synonyms>.
MLASmart Define. "artless thesaurus" 11 February 2016. Web. 24 September 2026. <https://smartdefine.org/artless/thesaurus/synonyms>