71 entries under difficult topic. ×

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tiring(adjective, tough, rough, heavy)
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hairy(adjective, tough, rough, heavy)
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merciless(adjective, tough, rough, heavy)
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problematical(adjective, awkward, demanding, grueling)
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rigorous(adjective, tough, rough, heavy)
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scabrous(adjective, tough, rough, heavy)
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slavish(adjective, tough, rough, heavy)
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testing(adjective, tough, awkward, grim)
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toilful(adjective, tough, rough, heavy)
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unsparing(adjective, tough, rough, heavy)
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uphill battle(expression, adjective, tough, rough)
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APASmart Define. (2016). bothersome thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/bothersome/thesaurus/synonyms
ChicagoSmart Define. 2016. "bothersome thesaurus" https://smartdefine.org/bothersome/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, bothersome thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/bothersome/thesaurus/synonyms>.
MLASmart Define. "bothersome thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/bothersome/thesaurus/synonyms>