54 entries under problematical topic. ×

1
scabrous(adjective, tough, rough, difficult, heavy)
1
serious(adjective, tough, severe, rough, difficult)
1
slavish(adjective, tough, rough, difficult, heavy)
1
sticky(adjective, tough, rough, difficult, heavy)
1
strenuous(adjective, dull, difficult, awkward, boring)
1
terrible(adjective, tough, rough, difficult, heavy)
1
toilful(adjective, tough, rough, difficult, heavy)
1
toilsome(adjective, hard, severe, difficulty, rough)
1
tricky(adjective, tough, difficult, rude, awkward)
1
unsparing(adjective, tough, rough, difficult, heavy)
1
uphill(adjective, hard, tough, severe, rough)
1
uphill battle(expression, adjective, tough, rough, difficult)
0
herculean(adjective, tough, rough, difficult, heavy)
0
testing(adjective, difficult, awkward, demanding, strenuous)
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APASmart Define. (2015). irksome thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/irksome/thesaurus/synonyms
ChicagoSmart Define. 2015. "irksome thesaurus" https://smartdefine.org/irksome/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, irksome thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/irksome/thesaurus/synonyms>.
MLASmart Define. "irksome thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/irksome/thesaurus/synonyms>