18 entries under harsh topic. ×

32
tough(adjective, hard, severe, rough, difficult)
30
hard(adjective, tough, severe, rough, difficult)
28
arduous(adjective, hard, tough, severe, rough)
28
difficult(adjective, hard, tough, rough)
27
trying(verb, adjective, hard, tough, severe)
26
severe(adjective, hard, tough, difficult)
19
demanding(adjective, hard, tough, severe, rough)
13
exacting(adjective, hard, tough, severe, rough)
11
onerous(adjective, hard, difficult, heavy)
9
troublesome(adjective, hard, tough, severe, difficult)
8
exigent(adjective, hard, difficult, heavy)
7
tiring(adjective, hard, severe, difficult)
5
fatiguing(adjective, hard, tough, severe, difficult)
3
grueling(adjective, hard, severe, difficult)
2
stiff(adjective, hard, severe, difficult)
1
crushing(severe, difficult, heavy, painful)
1
tiresome(adjective, hard, severe, heavy)
0
grim(adjective, cruel, brutal, strict)
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APASmart Define. (2015). taxing thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/taxing/thesaurus/synonyms
ChicagoSmart Define. 2015. "taxing thesaurus" https://smartdefine.org/taxing/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, taxing thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/taxing/thesaurus/synonyms>.
MLASmart Define. "taxing thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/taxing/thesaurus/synonyms>