77 entries under adjective topic. ×

2
tricky(difficult, awkward, demanding, grueling)
2
uphill(tough, severe, rough, difficult)
1
ambitious(tough, severe, painful, problematic)
1
awkward(difficult, demanding, grueling, problematical)
1
backbreaker(tough, severe, painful, problematic)
1
backbreaking(tough, rough, difficult, heavy)
1
bothersome(tough, severe, rough, difficult)
1
burdensome(tough, severe, rough, difficult)
1
challenging(tough, severe, difficult, awkward)
1
complicated(tough, rough, difficult, heavy)
1
crucial(tough, severe, painful, problematic)
1
distressing(tough, rough, difficult, heavy)
1
easier said than done(expression, tough, severe, painful)
1
effortful(tough, severe, rough, difficult)
1
exhausting(tough, rough, difficult, heavy)
1
fatiguing(tough, rough, difficult, heavy)
1
galling(tough, severe, painful, problematic)
1
gargantuan(tough, severe, painful, problematic)
1
grinding(tough, rough, difficult, heavy)
1
hard-won(tough, severe, 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>