16 entries under closely topic. ×

8
persistently(adverb, thoroughly, seriously, vigorously)
6
steadily(adverb, relentless, thoroughly, unremitting)
4
diligently(adverb, thoroughly, seriously, vigorously)
4
industriously(adverb, thoroughly, seriously, vigorously)
3
doggedly(adverb, thoroughly, sharply, meticulously)
3
intently(adverb, thoroughly, sharply, meticulously)
3
painstakingly(adverb, thoroughly, fully, vigorously)
2
assiduously(adverb, thoroughly, fully, completely, vigorously)
2
strenuously(adverb, thoroughly, seriously, vigorously)
2
thoroughly(adverb, fully, carefully, sharply)
2
untiringly(adverb, thoroughly, sharply, meticulously)
1
exhaustively(adverb, very, thoroughly, fully, completely)
1
hard(adverb, very, thoroughly, fully, completely)
1
intensively(adverb, very, thoroughly, fully, completely)
1
searchingly(adverb, thoroughly, sharply, meticulously)
1
with determination(expression, adverb, thoroughly, sharply)
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APASmart Define. (2015). unremittingly thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unremittingly/thesaurus/synonyms
ChicagoSmart Define. 2015. "unremittingly thesaurus" https://smartdefine.org/unremittingly/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, unremittingly thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unremittingly/thesaurus/synonyms>.
MLASmart Define. "unremittingly thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/unremittingly/thesaurus/synonyms>