5
dolorously
5
horribly(adverb, greatness, unfortunately, unhappily, unluckily)
5
sorrowfully
5
torturously(adverb, painfully)
5
troublesomely(adverb, painfully, adversely)
4
badly
4
dolefully
4
dreadfully(adverb, greatness)
4
frightfully(adverb, greatness)
4
unbearably(adverb, painfully)
4
unluckily(adverb, unfortunately, unhappily, adversely, deplorably)
3
adversely(adverb, adversely)
3
agonizingly(adverb, painfully)
3
antipathetically(adverb, adversely)
3
detrimentally(adverb, adversely)
3
difficultly(adverb, adversely)
3
excruciatingly(adverb, painfully)
3
heartbreakingly(adverb, cause great distress)
3
inauspiciously(adverb, adversely)
3
mournfully
11 years ago|5k views|share |citing 
APASmart Define. (2015). grievously thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/grievously/thesaurus/synonyms
ChicagoSmart Define. 2015. "grievously thesaurus" https://smartdefine.org/grievously/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, grievously thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/grievously/thesaurus/synonyms>.
MLASmart Define. "grievously thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/grievously/thesaurus/synonyms>