possible profanity
4
cruelly
4
direly
4
exceedingly(adverb, big)
4
horrendously
4
intolerably(adverb, unbearably)
4
notoriously(adverb, arouse bad feelings)
4
revoltingly(adverb, arouse bad feelings)
4
unbearably
4
very(adverb, big)
4
wretchedly(adverb, arouse bad feelings)
3
calamitously(adverb, arouse bad feelings)
3
despicably(adverb, arouse bad feelings)
3
detestably
3
disgustingly
3
dreadful
3
excessively(adverb, badly, extremely, awfully, desperately)
3
grievously(adverb, greatness)
3
improperly
3
nastily
3
outrageously
10 years ago|9k views|share |citing 
APASmart Define. (2016). dreadfully thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/dreadfully/thesaurus/synonyms
ChicagoSmart Define. 2016. "dreadfully thesaurus" https://smartdefine.org/dreadfully/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, dreadfully thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/dreadfully/thesaurus/synonyms>.
MLASmart Define. "dreadfully thesaurus" 24 March 2016. Web. 20 September 2026. <https://smartdefine.org/dreadfully/thesaurus/synonyms>