98 entries under plain topic. ×

1
planed(adjective, calm, smooth, flat)
1
polished(adjective, calm, smooth, flat)
1
proportionate(adjective, calm, smooth, flat)
1
rolled(adjective, calm, smooth, flat)
1
straight from the shoulder(expression, adjective, idiom, adverb, honest)
1
talking turkey(expression, open, honest, sincere)
1
trimmed(adjective, calm, smooth, flat)
1
twenty-four carat(expression, adjective, open, simple, bright)
1
undissembled(open, direct, honest, straightforward)
0
austere(adjective, tough, severe, firm, harsh)
0
limpid(adjective, simple, bright, clean)
0
lucid(adjective, simple, bright, clean)
0
pellucid(adjective, simple, bright, clean)
0
plenary(adjective, simple, bright, clean)
0
pure and simple(expression, adjective, idiom, simple, bright)
0
unadorned(simple, natural, straightforward, bold)
0
unclouded(adjective, simple, bright, clean)
0
unpretentious(open, simple, honest, natural)
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APASmart Define. (2015). straight thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/straight/thesaurus/synonyms
ChicagoSmart Define. 2015. "straight thesaurus" https://smartdefine.org/straight/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, straight thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/straight/thesaurus/synonyms>.
MLASmart Define. "straight thesaurus" 12 November 2015. Web. 24 September 2026. <https://smartdefine.org/straight/thesaurus/synonyms>