7
prudish(adjective, upright)
6
priggish
6
prissy(adjective, upright)
6
puritanical
5
prim
5
straightlaced
5
straitlaced
4
square-toed
4
victorian(adjective, upright)
3
strait-laced
3
tight-laced
2
Victorian
1
goody two-shoes(noun, adjective, well-behaved, smug)
1
moral(adjective, moderate, straight, rigid, unoriginal)
0
conventional(adjective, unoriginal)
0
god-fearing
0
holier-than-thou
0
mincing
0
overnice
0
pious
<12>
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APASmart Define. (2015). straight-laced thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/straight-laced/thesaurus/synonyms
ChicagoSmart Define. 2015. "straight-laced thesaurus" https://smartdefine.org/straight-laced/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, straight-laced thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/straight-laced/thesaurus/synonyms>.
MLASmart Define. "straight-laced thesaurus" 22 January 2015. Web. 20 September 2026. <https://smartdefine.org/straight-laced/thesaurus/synonyms>