40 entries under thoroughly topic. ×

13
intimately(adverb, carefully, meticulously, faithfully)
12
nearly(adverb, near, just, roughly)
10
exactly(adverb, just, precisely, carefully)
7
firmly(adverb, severely, strongly, carefully)
7
narrowly(adverb, carefully, hardly, faithfully)
4
approximately(adverb, near, roughly, nearly)
4
carefully(adverb, just, happily, fully)
4
minutely(adverb, carefully, meticulously, faithfully)
4
scrupulously(adverb, just, precisely, carefully)
4
strictly(adverb, just, severely, precisely)
3
faithfully(adverb, just, precisely, carefully)
3
hard(adverb, near, earnestly, strongly)
3
intently(adverb, earnestly, carefully, sharply)
3
meticulously(adverb, carefully, faithfully, minutely)
3
similarly(adverb, carefully, meticulously, faithfully)
2
attentively(adverb, hard, happily, fully)
2
heedfully(adverb, carefully, meticulously, faithfully)
2
jointly(adverb, together, combined, carefully)
2
mindfully(adverb, carefully, meticulously, faithfully)
2
punctiliously(adverb, carefully, meticulously, faithfully)
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APASmart Define. (2015). closely thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/closely/thesaurus/synonyms
ChicagoSmart Define. 2015. "closely thesaurus" https://smartdefine.org/closely/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, closely thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/closely/thesaurus/synonyms>.
MLASmart Define. "closely thesaurus" 4 December 2015. Web. 21 September 2026. <https://smartdefine.org/closely/thesaurus/synonyms>