1
fully(severely, thoroughly, precisely, correctly, strictly)
1
gingerly(adverb, severely, thoroughly, fully, precisely)
1
honestly
1
hygienically(adverb, cleanly)
1
in detail(expression, severely, thoroughly, fully, precisely)
1
laboriously(severely, thoroughly, fully, precisely, correctly)
1
methodically
1
mindfully(adverb, vigilantly)
1
nicely
1
nobly
1
pedantic
1
pernicketily
1
perspicaciously
1
priggishly
1
properly
1
punctiliously(adverb, severely, thoroughly, fully, precisely)
1
regardfully(severely, thoroughly, fully, precisely, correctly)
1
reliably(severely, thoroughly, fully, precisely, correctly)
1
sanitarily(adverb, cleanly)
1
severely
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APASmart Define. (2015). fastidiously thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/fastidiously/thesaurus/synonyms
ChicagoSmart Define. 2015. "fastidiously thesaurus" https://smartdefine.org/fastidiously/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, fastidiously thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/fastidiously/thesaurus/synonyms>.
MLASmart Define. "fastidiously thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/fastidiously/thesaurus/synonyms>