28 entries under difficultly topic. ×

12
roughly(adverb, badly, severely, vigorously, strictly)
11
severely(adverb, badly, severely, vigorously, strictly)
7
toughly(adverb, strictly)
5
oppressively(adverb, severely, tyrannically)
4
adversely(adverb, negatively)
4
arduously(adverb, badly, severely, vigorously, hardly)
4
ruggedly
3
demandingly(adverb, severely, punitively)
3
laboriously(adverb, badly, severely, vigorously, hardly)
2
contrarily(adverb, contentiously)
2
difficultly
2
grindingly
2
onerously
2
tightly
2
toilsomely(adverb, badly, severely, vigorously, hardly)
1
cantankerously
1
complexly
1
complicatedly
1
formidably
1
fussily
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APASmart Define. (2016). harshly thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/harshly/thesaurus/synonyms
ChicagoSmart Define. 2016. "harshly thesaurus" https://smartdefine.org/harshly/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, harshly thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/harshly/thesaurus/synonyms>.
MLASmart Define. "harshly thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/harshly/thesaurus/synonyms>