259 entries under tough topic. ×
| disciplinary(adjective, strong, hard, firm) | |
| discourteous(adjective, hard, sharp, nasty) | |
| dyed-in-the-wool(adjective, strong, hard, harsh) | |
| fatiguing(adjective, hard, rough, difficult) | |
| feelingless(adjective, hard, cold, cruel) | |
| galling(harsh, heavy, painful, problematic) | |
| hang-tough(adjective, strong, hard, harsh) | |
| harassing(hard, offensive, tricky, distressing) | |
| hard-core(adjective, strong, hard, harsh) | |
| hard as nails(expression, adjective, idiom, firm) | |
| impolite(adjective, hard, harsh, rude) | |
| improper(adjective, hard, harsh, rude) | |
| inanimate(adjective, hard, cold, cruel) | |
| insensible(adjective, strong, hard, cold) | |
| iron-fisted(adjective, mean, firm, harsh) | |
| iron-hearted(adjective, hard, cold, cruel) | |
| labored(adjective, rough, difficult, awkward) | |
| loud(adjective, hard, sharp, harsh) | |
| mulish(adjective, strong, hard, harsh) | |
| murder(adjective, hard, rough, difficult) |
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| APA | Smart Define. (2016). severe thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/severe/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "severe thesaurus" https://smartdefine.org/severe/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2016, severe thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/severe/thesaurus/synonyms>. |
| MLA | Smart Define. "severe thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/severe/thesaurus/synonyms> |