1
extraordinary
1
extremely
1
fatally
1
fearfully
1
feelingly(adverb, severely, thoroughly, completely, intensely)
1
fervently(adverb, seriously, vigorously, earnestly, actively)
1
firmly
1
flagitiously
1
for real(expression, adverb, seriously, vigorously, earnestly)
1
frantically(adverb, earnestly, powerfully, hastily, keenly)
1
funereally
1
genuinely(adverb, severely, thoroughly, completely, seriously)
1
greatly
1
hard
1
hastily(adverb, earnestly, powerfully, keenly, eagerly)
1
hazardously
1
heartrendingly
1
ill
1
imperiously(adverb, earnestly, powerfully, hastily, keenly)
1
impetuously(adverb, earnestly, powerfully, hastily, keenly)
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APASmart Define. (2015). gravely thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/gravely/thesaurus/synonyms
ChicagoSmart Define. 2015. "gravely thesaurus" https://smartdefine.org/gravely/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, gravely thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/gravely/thesaurus/synonyms>.
MLASmart Define. "gravely thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/gravely/thesaurus/synonyms>