10
intensely(adverb, fast, sprightly, severely, seriously)
8
sharply(adverb, fast, sprightly, severely, seriously)
7
briskly(adverb, fast, severely, seriously, intensely)
5
eagerly(adverb, passionately)
5
acutely(adverb, very, severely, intensely, strongly)
5
acridly
5
caustically(adverb, severely)
5
enthusiastically(adverb, pleasure, eagerly, passionately, energetically)
5
excitedly(adverb, eagerly, passionately, fervently, avidly)
5
fervently(adverb, eagerly, passionately, enthusiastically, energetically)
4
incisively
4
passionately(adverb, eagerly, fervently, avidly)
4
penetratingly
4
tartly(adverb, severely)
3
cuttingly(adverb, severely)
3
acerbically(adverb, severely)
3
acrimoniously(adverb, severely)
3
actively(adverb, fast, sprightly, severely, seriously)
3
severely(adverb, fast, very, sprightly, severely)
3
avidly
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APASmart Define. (2015). keenly thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/keenly/thesaurus/synonyms
ChicagoSmart Define. 2015. "keenly thesaurus" https://smartdefine.org/keenly/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, keenly thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/keenly/thesaurus/synonyms>.
MLASmart Define. "keenly thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/keenly/thesaurus/synonyms>