42 entries under severe topic. ×

1
galling(adjective, tough, painful, problematic)
1
gargantuan(adjective, tough, painful, problematic)
1
hard-won(adjective, tough, painful, problematic)
1
heavy(adjective, tough, rough, difficult)
1
herculean(adjective, tough, rough, difficult)
1
immense(adjective, tough, painful, problematic)
1
irritating(adjective, tough, painful, problematic)
1
labored(adjective, tough, rough, difficult)
1
no picnic(expression, adjective, tough, painful)
1
onerous(adjective, tough, rough, difficult)
1
painful(adjective, tough, problematic, trying)
1
problem(adjective, tough, painful, problematic)
1
problematic(adjective, tough, painful, trying)
1
prohibitive(adjective, tough, painful, problematic)
1
rigid(adjective, tough, painful, problematic)
1
stiff(adjective, tough, painful, problematic)
1
strenuous(adjective, tough, rough, difficult)
1
troublesome(adjective, tough, rough, difficult)
1
trying(adjective, tough, painful, problematic)
1
unyielding(adjective, tough, painful, problematic)
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APASmart Define. (2015). difficile thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/difficile/thesaurus/synonyms
ChicagoSmart Define. 2015. "difficile thesaurus" https://smartdefine.org/difficile/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, difficile thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/difficile/thesaurus/synonyms>.
MLASmart Define. "difficile thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/difficile/thesaurus/synonyms>