114 entries under difficult topic. ×

1
merciless(adjective, tough, severe, rough)
1
murder(adjective, hard, great, tough, severe)
1
rigid(adjective, hard, tough, severe, rough)
0
awful(tough, tender, raw, burning)
0
dreadful(tough, tender, raw, burning)
0
problematical(adjective, awkward, demanding, grueling)
0
scabrous(adjective, tough, rough, heavy)
0
solemn(adjective, hard, severe, rough)
0
stern(adjective, hard, severe, rough)
0
strict(adjective, hard, severe, rough)
0
unpermissive(adjective, hard, severe, rough)
0
uphill battle(expression, adjective, tough, rough)
-1
rough go(adjective, hard)
-1
tough job(adjective, hard)
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APASmart Define. (2016). laborious thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/laborious/thesaurus/synonyms
ChicagoSmart Define. 2016. "laborious thesaurus" https://smartdefine.org/laborious/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, laborious thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/laborious/thesaurus/synonyms>.
MLASmart Define. "laborious thesaurus" 26 February 2016. Web. 22 September 2026. <https://smartdefine.org/laborious/thesaurus/synonyms>