98 entries under decent topic. ×

1
pious(adjective, good, sound, correct, right)
1
priggish(modest, polite, particular, fussy)
1
prissy(modest, polite, particular, fussy)
1
prudish(adjective, tough, correct, severe, firm)
1
punctilious(adjective, sound, tough, correct, right)
1
rational(adjective, reasonable, honest, sensible, solid)
1
reasonable(adjective, calm, good, right, soft)
1
seemly(adjective, good, correct, right, appropriate)
1
sensible(adjective, open, reasonable, honest, solid)
1
strait-laced(adjective, tough, correct, severe, firm)
1
uncolored(adjective, good, open, cool, reasonable)
0
by the book(expression, modest, polite, prim)
0
civil(adjective, good, reasonable, clean, honest)
0
comely(good, appropriate, modest, polite)
0
comme il faut(expression, idiom, good, modest, polite)
0
de rigueur(expression, modest, polite, prim)
0
fair-minded(adjective, reasonable, sensible, rational)
0
stone(modest, polite, prim, mannerly)
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APASmart Define. (2015). straight thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/straight/thesaurus/synonyms
ChicagoSmart Define. 2015. "straight thesaurus" https://smartdefine.org/straight/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, straight thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/straight/thesaurus/synonyms>.
MLASmart Define. "straight thesaurus" 12 November 2015. Web. 26 September 2026. <https://smartdefine.org/straight/thesaurus/synonyms>