56 entries under powerfully topic. ×

3
vigorously(adverb, fast, seriously, intensely, earnestly)
2
actively(adverb, fast, sprightly, severely, seriously)
2
boisterously(adverb, fast, sprightly, severely, seriously)
2
earnestly(adverb, fast, seriously, intensely, heartily)
2
extremely(adverb, intensely, strongly, wildly)
2
forcefully(adverb, violently, strongly, urgently)
2
forcibly(adverb, fast, sprightly, severely, intensely)
2
hastily(intensely, wildly, impulsively, forcefully)
2
keenly(adverb, fast, sprightly, severely, seriously)
2
meanly(adverb, fast, sprightly, severely, seriously)
2
remorselessly(adverb, fast, intensely, violently)
2
rigorously(adverb, fast, sprightly, severely, seriously)
2
roughly(adverb, fast, sprightly, severely, intensely)
2
spiritedly(adverb, fast, seriously, intensely, earnestly)
2
stormily(adjective, adverb, fast, sprightly, severely)
2
uproariously(adverb, fast, sprightly, severely, seriously)
1
animatedly(adverb, fast, sprightly, seriously, intensely)
1
briskly(adverb, fast, sprightly, seriously, intensely)
1
destructively(adverb, forcefully, urgently, vehemently)
1
enthusiastically(actively, energetically, anxiously, fervently)
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APASmart Define. (2016). fiercely thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/fiercely/thesaurus/synonyms
ChicagoSmart Define. 2016. "fiercely thesaurus" https://smartdefine.org/fiercely/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, fiercely thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/fiercely/thesaurus/synonyms>.
MLASmart Define. "fiercely thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/fiercely/thesaurus/synonyms>