8 entries under strenuous topic. ×

16
exhausting(adjective, verb, difficult, tired, demanding)
10
tiring(adjective, verb, difficult, tired, demanding)
9
enervating(adjective, verb, difficult, demanding)
9
wearing(adjective, dullness, ordinariness, difficult, tired)
6
sapping(verb, adjective, difficult, demanding)
6
wearisome(adjective, difficult, demanding, tiresome)
4
taxing(adjective, difficult, demanding, exhausting)
2
trying(adjective, difficult, demanding, exhausting)
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APASmart Define. (2015). draining thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/draining/thesaurus/synonyms
ChicagoSmart Define. 2015. "draining thesaurus" https://smartdefine.org/draining/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, draining thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/draining/thesaurus/synonyms>.
MLASmart Define. "draining thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/draining/thesaurus/synonyms>