71 entries under harsh topic. ×

6
unsparing(adjective, tough, rough, difficult)
6
weighty(adjective, hard, severe, difficult)
5
inflexible(adjective, hard, severe, rough, difficult)
5
overcritical(adjective, severe, cross, critical)
4
captious(adjective, severe, critical, meticulous)
4
censorious(adjective, severe, cross, critical)
4
effortful(adjective, tough, severe, difficult)
4
heavy(adjective, dull, tough, severe, rough)
4
painful(hard, tough, severe, difficult)
4
sharp(adjective, severe, cruel, unsympathetic)
3
backbreaking(adjective, hard, difficult, heavy)
3
nagging(adjective, hard, tough, severe)
3
persnickety(adjective, critical, thorough, particular)
2
acrimonious(adjective, severe, cross, stiff)
2
caviling(adjective, severe, cross, critical)
2
distressing(adjective, tough, severe, rough, difficult)
2
grievous(adjective, hard, tough, difficult)
2
grinding(adjective, rough, difficult, heavy)
2
grueling(adjective, hard, tough, severe, difficult)
2
merciless(adjective, tough, severe, rough, difficult)
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APASmart Define. (2015). demanding thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/demanding/thesaurus/synonyms
ChicagoSmart Define. 2015. "demanding thesaurus" https://smartdefine.org/demanding/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, demanding thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/demanding/thesaurus/synonyms>.
MLASmart Define. "demanding thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/demanding/thesaurus/synonyms>