30 entries under painful topic. ×

5
formidable(adjective, tough, severe, rough, difficult)
4
onerous(adjective, tough, severe, difficult, awkward)
4
troublesome(adjective, tough, severe, difficult, awkward)
4
wearisome(adjective, tough, severe, difficult, awkward)
3
effortful(adjective, tough, severe, difficult, awkward)
3
uphill(adjective, tough, severe, rough, difficult)
2
demanding(adjective, tough, severe, rough, difficult)
2
difficile(adjective, tough, severe, rough, difficult)
2
exacting(adjective, tough, severe, rough, difficult)
2
herculean(adjective, tough, severe, difficult, awkward)
2
labored(adjective, hard, tough, severe, difficult)
2
no picnic(expression, hard, tough, severe, rough)
2
not easy(expression, tough, severe, problematic)
2
titanic(tough, severe, problematic, trying)
1
backbreaker(tough, severe, problematic, trying)
1
bothersome(adjective, tough, severe, rough, difficult)
1
challenging(adjective, tough, severe, difficult, awkward)
1
crucial(tough, severe, problematic, weighty)
1
easier said than done(expression, tough, severe, problematic)
1
galling(tough, severe, problematic, trying)
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APASmart Define. (2015). operose thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/operose/thesaurus/synonyms
ChicagoSmart Define. 2015. "operose thesaurus" https://smartdefine.org/operose/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, operose thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/operose/thesaurus/synonyms>.
MLASmart Define. "operose thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/operose/thesaurus/synonyms>