50 entries under fiercely topic. ×

3
wildly(adverb, fast, sprightly, intensely)
2
angrily(adverb, fast, sprightly, intensely)
2
boisterously(adverb, fast, sprightly, intensely)
2
briskly(adverb, fast, seriously, intensely)
2
firmly(adverb, fast, thoroughly, intensely)
2
forcibly(adverb, fast, sprightly, intensely)
2
powerfully(adverb, fast, sprightly, intensely)
2
stormily(adverb, fast, sprightly, intensely)
2
strongly(adverb, authority, fast, sprightly, intensely)
2
turbulently(adverb, fast, sprightly, intensely)
2
viciously(adverb, fast, sprightly, intensely)
1
actively(adverb, fast, sprightly, intensely)
1
animatedly(adverb, fast, sprightly, intensely)
1
energetically(adverb, authority, fast, intensely)
1
like fury(expression, adverb, fast, sprightly, intensely)
1
meanly(adverb, fast, sprightly, seriously, intensely)
1
rowdily(adverb, fast, sprightly, intensely)
1
spiritedly(adverb, fast, sprightly, intensely)
1
sprightly(adverb, fast, intensely, vigorously)
1
uproariously(adverb, fast, sprightly, intensely)
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APASmart Define. (2015). severely thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/severely/thesaurus/synonyms
ChicagoSmart Define. 2015. "severely thesaurus" https://smartdefine.org/severely/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, severely thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/severely/thesaurus/synonyms>.
MLASmart Define. "severely thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/severely/thesaurus/synonyms>