150 entries under straightforward topic. ×

5
unrestrained(adjective, calm, friendly, plain, relaxed)
5
unsophisticated(adjective, open, smooth, simple, honest)
5
unworried(adjective, feature, state, calm, light)
5
wieldy(adjective, light, simple, difficult)
4
basic(adjective, simple, difficult, uncomplicated)
4
clean(adjective, simple, plain, modest)
4
clear-cut(clear, simple, plain, precise)
4
in clover(expression, adjective, idiom, calm, light)
4
not difficult(expression, adjective, idiom, light, simple)
4
subdued(adjective, calm, quiet, kind, smooth)
4
understandable(adjective, honest, obvious, visible)
3
easy as pie(noun, expression, adjective, idiom, simple)
3
intelligible(adjective, accessible, uncomplicated, trouble-free)
3
little(adjective, light, simple, slight, difficult)
3
not burdensome(expression, adjective, idiom, light, simple)
3
snap(noun, adjective, light, simple, difficult)
3
transparent(adjective, open, direct, free, honest)
3
unpretentious(adjective, calm, open, smooth, simple)
3
untroublesome(adjective, light, simple, difficult)
2
assured(adjective, clear, strong, smooth, simple)
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APASmart Define. (2016). easy thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/easy/thesaurus/synonyms
ChicagoSmart Define. 2016. "easy thesaurus" https://smartdefine.org/easy/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, easy thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/easy/thesaurus/synonyms>.
MLASmart Define. "easy thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/easy/thesaurus/synonyms>