119 entries under severe topic. ×
| unsparing(adjective, close, strong, hard, tough) | |
| vexatious(adjective, hard, rough, difficult) | |
| wearisome(adjective, hard, tough, rough) | |
| afflictive(adjective, heavy, acute, dangerous) | |
| cumbersome(harsh, big, heavy, substantial) | |
| ghastly(adjective, bad, offensive, intense) | |
| grueling(adjective, difficult, harsh, heavy) | |
| hateful(adjective, intense, extreme, grave) | |
| horrible(adjective, intense, unpleasant, extreme) | |
| horrid(adjective, bad, offensive, intense) | |
| obnoxious(adjective, bad, offensive, intense) | |
| odious(adjective, bad, offensive, intense) | |
| offensive(adjective, bad, intense, unpleasant) | |
| repulsive(adjective, bad, offensive, intense) | |
| revolting(adjective, bad, offensive, intense) | |
| shocking(adjective, intense, unpleasant, terrible) | |
| sudden | |
| unsympathetic(adjective, harsh, strict, unyielding) | |
| very important |
For more, visit
Serious on
Power Thesaurus
| APA | Smart Define. (2016). serious thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/serious/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "serious thesaurus" https://smartdefine.org/serious/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, serious thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/serious/thesaurus/synonyms>. |
| MLA | Smart Define. "serious thesaurus" 24 February 2016. Web. 26 September 2026. <https://smartdefine.org/serious/thesaurus/synonyms> |