- Definitions|1
- Thesaurus|406
- Abbreviations|0
6 entries under traumatic topic. ×
| dreadful(adjective, nasty, awful, terrible, disturbing) | |
| terrible(adjective, endured, frightening, nightmare) | |
| horrendous(adjective, terrible, endured, frightening, nightmare) | |
| terrifying(adjective, nasty, awful, terrible, weird) | |
| frightening(adjective, nasty, awful, terrible, unreasonable) | |
| nightmare(adjective, terrible, frightening, terrifying) |
For more, visit
Nightmarish on
Power Thesaurus
| APA | Smart Define. (2013). nightmarish thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/nightmarish/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "nightmarish thesaurus" https://smartdefine.org/nightmarish/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2013, nightmarish thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/nightmarish/thesaurus/synonyms>. |
| MLA | Smart Define. "nightmarish thesaurus" 28 June 2013. Web. 28 September 2026. <https://smartdefine.org/nightmarish/thesaurus/synonyms> |