50 entries under fast topic. ×

1
brutally(adverb, sprightly, severely, intensely)
1
cruelly(adverb, sprightly, severely, intensely)
1
ferociously(adverb, sprightly, severely, intensely)
1
fiercely(adverb, severely, intensely, vigorously)
1
forcibly(adverb, sprightly, severely, intensely)
1
frantically(adverb, sprightly, severely, intensely)
1
keenly(adverb, sprightly, severely, intensely)
1
like fury(expression, adverb, intensely, fiercely)
1
madly(adverb, sprightly, intensely, fiercely)
1
meanly(adverb, sprightly, severely, intensely)
1
painfully(adverb, badly, sprightly, intensely)
1
powerfully(adverb, sprightly, severely, intensely)
1
roughly(adverb, badly, sprightly, intensely)
1
rowdily(adverb, sprightly, severely, intensely)
1
savagely(adverb, sprightly, severely, intensely)
1
sharply(adverb, badly, sprightly, intensely)
1
sprightly(adverb, severely, intensely, fiercely)
1
stormily(adverb, sprightly, severely, intensely)
1
turbulently(adverb, sprightly, severely, intensely)
1
uproariously(adverb, sprightly, severely, intensely)
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APASmart Define. (2016). seriously thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/seriously/thesaurus/synonyms
ChicagoSmart Define. 2016. "seriously thesaurus" https://smartdefine.org/seriously/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, seriously thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/seriously/thesaurus/synonyms>.
MLASmart Define. "seriously thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/seriously/thesaurus/synonyms>