9 entries under onerous topic. ×

4
weighty(adjective, difficult, heavy, cruel, demanding)
2
demanding(difficult, heavy, cruel, troublesome, taxing)
2
exacting(difficult, heavy, cruel, demanding, troublesome)
2
taxing(difficult, heavy, cruel, demanding, troublesome)
2
tough(difficult, heavy, cruel, demanding, troublesome)
1
troublesome(difficult, heavy, cruel, domineering, tyrannical)
0
crushing(difficult, heavy, troublesome)
0
difficult(heavy, demanding, troublesome, taxing)
0
worrying(difficult, heavy, troublesome)
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APASmart Define. (2015). superincumbent thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/superincumbent/thesaurus/synonyms
ChicagoSmart Define. 2015. "superincumbent thesaurus" https://smartdefine.org/superincumbent/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, superincumbent thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/superincumbent/thesaurus/synonyms>.
MLASmart Define. "superincumbent thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/superincumbent/thesaurus/synonyms>