3
draconian(adjective, tough, severe, firm, harsh)
3
exacting(adjective, tough, severe, firm, harsh)
3
forbidding(adjective, close, hard, tough, severe)
3
grim(adjective, severe)
3
oppressive(adjective, tough, severe, firm, harsh)
3
reserved
3
rigorous(adjective, tough, severe, firm, harsh)
3
stiff-necked(adjective, severe)
3
stringent(adjective, tough, severe, firm, harsh)
3
tight-laced
2
aloof
2
authoritarian(adjective, tough, severe, firm, harsh)
2
bigoted
2
cold
2
demanding(adjective, severe)
2
dignified
2
genteel(adjective, plain, modest, decent, particular)
2
good(correct, tidy, particular, fussy, demure)
2
gruff(adjective, severe)
2
harsh(adjective, severe)
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APASmart Define. (2015). strait-laced thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/strait-laced/thesaurus/synonyms
ChicagoSmart Define. 2015. "strait-laced thesaurus" https://smartdefine.org/strait-laced/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, strait-laced thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/strait-laced/thesaurus/synonyms>.
MLASmart Define. "strait-laced thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/strait-laced/thesaurus/synonyms>