41 entries under severely topic. ×

7
carefully(adverb, thoroughly, precisely, strictly)
7
meticulously(adverb, thoroughly, fully, precisely)
7
particularly(adverb, thoroughly, fully, precisely)
5
conscientiously(adverb, thoroughly, fully, precisely)
5
delicately(adverb, thoroughly, fully, precisely)
5
precisely(adverb, thoroughly, fully, correctly)
4
scrupulously(adverb, thoroughly, fully, precisely)
2
attentively(adverb, thoroughly, fully, precisely)
2
circumspectly(thoroughly, fully, precisely, correctly)
2
correctly(adverb, thoroughly, fully, precisely)
2
discreetly(thoroughly, fully, precisely, correctly)
2
exactly(adverb, thoroughly, fully, precisely)
2
guardedly(thoroughly, fully, precisely, correctly)
2
heedfully(adverb, thoroughly, fully, precisely)
2
honorably(thoroughly, fully, precisely, correctly)
2
providently(adverb, thoroughly, fully, precisely)
2
prudently(adverb, thoroughly, fully, precisely)
2
rigorously(adverb, thoroughly, fully, precisely)
2
thoroughly(adverb, fully, precisely, correctly)
2
thoughtfully(adverb, thoroughly, fully, precisely)
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APASmart Define. (2015). fastidiously thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/fastidiously/thesaurus/synonyms
ChicagoSmart Define. 2015. "fastidiously thesaurus" https://smartdefine.org/fastidiously/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, fastidiously thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/fastidiously/thesaurus/synonyms>.
MLASmart Define. "fastidiously thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/fastidiously/thesaurus/synonyms>