123 entries under hard topic. ×

4
wearisome(adjective, tough, severe, difficult)
3
cutting(adjective, sharp, intense, penetrating)
3
frightening(adjective, severe, offensive, upsetting)
3
rigorous(adjective, tough, severe, difficult)
2
discomforting(severe, difficult, offensive, distressing)
2
disconcerting(adjective, severe, offensive, distressing)
2
embarrassing(adjective, severe, difficult, offensive)
2
formidable(adjective, tough, severe, difficult)
2
labored(adjective, tough, severe, difficult)
2
penetrating(sharp, intense, cutting, hurtful)
2
tiring(adjective, tough, severe, difficult)
2
uphill(tough, severe, difficult, problematic)
1
acrimonious(adjective, tough, sharp, harsh)
1
agitating(moving, severe, offensive, touching)
1
alarming(adjective, severe, offensive, shocking)
1
callous(adjective, tough, evil, nasty)
1
creepy(severe, offensive, distressing, upsetting)
1
gloomy(severe, sad, offensive, unhappy)
1
inconvenient(severe, offensive, tricky, distressing)
1
no picnic(expression, tough, severe, difficult)
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APASmart Define. (2015). painful thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/painful/thesaurus/synonyms
ChicagoSmart Define. 2015. "painful thesaurus" https://smartdefine.org/painful/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, painful thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/painful/thesaurus/synonyms>.
MLASmart Define. "painful thesaurus" 21 July 2015. Web. 30 September 2026. <https://smartdefine.org/painful/thesaurus/synonyms>