2
tryingly(adverb, difficultly)
2
with difficulty(expression, idiom)
1
adversely(adverb, difficultly)
1
cantankerously(adverb, difficultly)
1
complexly(adverb, difficultly)
1
complicatedly(adverb, difficultly)
1
contrarily(adverb, difficultly)
1
cumbrously
1
exactingly
1
fussily(adverb, difficultly)
1
heavy
1
inconveniently
1
knottily(adverb, difficultly)
1
leadenly
1
painfully
1
ponderously
1
ruggedly(adverb, difficultly)
1
stressfully(adverb, difficultly)
1
ticklishly(adverb, difficultly)
1
tightly(adverb, difficultly)
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APASmart Define. (2015). onerously thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/onerously/thesaurus/synonyms
ChicagoSmart Define. 2015. "onerously thesaurus" https://smartdefine.org/onerously/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, onerously thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/onerously/thesaurus/synonyms>.
MLASmart Define. "onerously thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/onerously/thesaurus/synonyms>