40 entries under sober topic. ×

52
fussy(adjective, accept, tough, sharp, fine)
35
finicky(adjective, accept, character, tough, sharp)
28
scrupulous(adjective, careful, honorable, particular)
27
particular(adjective, accept, sharp, fine, delicate)
24
exacting(adjective, accept, tough, fine, proper)
20
choosy(adjective, accept, correct, sharp, fine)
12
conscientious(adjective, careful, thoughtful, honorable)
9
rigorous(adjective, thoughtful, precise, honorable)
8
accurate(adjective, smart, neat, slick)
4
attentive(adjective, careful, thoughtful, cautious)
4
deliberate(thoughtful, cautious, prudent, wary)
4
religious(adjective, thoughtful, cautious, prudent)
3
alert(adjective, thoughtful, cautious, prudent)
3
chary(adjective, delicate, careful, thoughtful)
3
guarded(adjective, delicate, careful, thoughtful)
3
prudent(adjective, sharp, thoughtful, refined)
3
thoughtful(adjective, cautious, prudent, wary)
2
assiduous(adjective, careful, thoughtful, prudent)
2
circumspect(adjective, delicate, careful, thoughtful)
2
discreet(delicate, careful, thoughtful, prudent)
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APASmart Define. (2016). fastidious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/fastidious/thesaurus/synonyms
ChicagoSmart Define. 2016. "fastidious thesaurus" https://smartdefine.org/fastidious/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, fastidious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/fastidious/thesaurus/synonyms>.
MLASmart Define. "fastidious thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/fastidious/thesaurus/synonyms>