Synonyms|56Antonyms|22|Broader|0Narrower|0Related|1.1k

30 entries under heavy topic. ×

1
slavish(adjective, tough, rough, difficult)
1
terrible(adjective, tough, rough, difficult)
1
tiring(adjective, tough, rough, difficult)
1
troublesome(adjective, tough, rough, difficult)
1
unsparing(adjective, tough, rough, difficult)
1
uphill(adjective, tough, rough, difficult)
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uphill battle(expression, adjective, tough, rough, difficult)
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wearing(adjective, tough, rough, difficult)
1
wearisome(adjective, tough, rough, difficult)
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wearying(adjective, tough, rough, difficult)
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APASmart Define. (2013). toilful thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/toilful/thesaurus/synonyms
ChicagoSmart Define. 2013. "toilful thesaurus" https://smartdefine.org/toilful/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2013, toilful thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/toilful/thesaurus/synonyms>.
MLASmart Define. "toilful thesaurus" 28 June 2013. Web. 29 September 2026. <https://smartdefine.org/toilful/thesaurus/synonyms>