4
unsoiled(adjective, clean)
4
unsullied(adjective, clean)
3
gingerly(adjective, adverb, delicate, careful, cautious)
3
alert(adjective, thoughtful, sober, cautious, prudent)
3
carping(adjective, disapprobation)
3
chary(adjective, delicate, careful, thoughtful, sober)
3
cultured(delicate, superior, precise, sophisticated, refined)
3
dapper
3
detail-oriented(adjective, person, negative temper)
3
discriminative
3
exquisite(adjective, excellent, beautiful, detailed)
3
finicking(precise, critical, tidy, minute, scrupulous)
3
guarded(adjective, delicate, careful, thoughtful, sober)
3
keen(adjective, sharp, exact, refined, critical)
3
literal(adjective, character, behavior, pedant)
3
organized
3
overcritical(adjective, fastidiousness)
3
polished(adjective, delicate, superior, sophisticated, refined)
3
prudent(adjective, sharp, thoughtful, sober, refined)
3
querulous(adjective, fastidiousness)
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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>