142 entries under severe topic. ×

5
trying(adjective, dull, tough, rough)
4
demanding(adjective, dull, tough, rough)
4
exacting(adjective, dull, tough, rough)
4
terrible(adjective, bad, great, tough)
4
ugly(adjective, calm, bad, tough)
4
vexatious(adjective, dull, difficult, boring)
3
complicated(adjective, tough, obscure, rough)
3
confused(adjective, difficult, intense, gloomy)
3
forbidding(adjective, strong, hard, tough)
3
meaningful(adjective, dull, quiet, tough)
3
pressing(adjective, tough, big, important)
3
turbulent(adjective, calm, strong, difficult)
3
unyielding(adjective, strong, hard, sound, tough)
3
uphill(adjective, tough, rough, difficult)
2
bitter(adjective, strong, hard, tough)
2
boisterous(adjective, strong, rough, difficult)
2
bothersome(adjective, tough, rough, difficult)
2
fateful(important, significant, weighty, historic)
2
grinding(adjective, rough, difficult, harsh)
2
intricate(adjective, tough, difficult, awkward)
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APASmart Define. (2016). heavy thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/heavy/thesaurus/synonyms
ChicagoSmart Define. 2016. "heavy thesaurus" https://smartdefine.org/heavy/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, heavy thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/heavy/thesaurus/synonyms>.
MLASmart Define. "heavy thesaurus" 25 January 2016. Web. 25 September 2026. <https://smartdefine.org/heavy/thesaurus/synonyms>