210 entries under straightforward topic. ×

15
candid(adjective, direct, honest, plain)
15
dull(adjective, ability, slow, plain, pure)
15
mere(adjective, clear, hard, light, smooth)
14
clean(adjective, clear, easy, sharp, plain)
14
sincere(adjective, clear, open, easy, flat)
13
ingenuous(adjective, clean, honest, plain, pure)
13
childlike(adjective, open, easy, honest, plain)
13
effortless(noun, adjective, clear, light, weak)
13
frank(adjective, honest, plain, natural)
13
homely(adjective, soft, plain, informal, relaxed)
13
lucid(adjective, quality, clear, easy, sharp)
13
soft(adjective, light, weak, easy, gentle)
12
everyday(adjective, mean, poor, plain, informal)
12
fundamental(adjective, top, pure, whole)
12
guileless(adjective, honest, plain, pure, natural)
12
intelligible(adjective, quality, clear, easy, sharp)
12
open(adjective, clear, easy, flat, honest)
11
bald(adjective, direct, honest, plain, cold)
11
facile(adjective, clear, light, smooth, easy)
11
green(adjective, clean, honest, plain, informal)
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APASmart Define. (2016). simple thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/simple/thesaurus/synonyms
ChicagoSmart Define. 2016. "simple thesaurus" https://smartdefine.org/simple/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, simple thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/simple/thesaurus/synonyms>.
MLASmart Define. "simple thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/simple/thesaurus/synonyms>