294 entries under noun topic. ×
| atrocity(awful, terrible, fear, terror) | |
| fancy(concept, understanding, desire, spirit) | |
| monster | |
| ogre(fear, ghost) | |
| succubus(experience, vision, dream, ghost) | |
| figment(desire, fancy, spirit, idea) | |
| ghost(spirit, dream, revelation, ghost) | |
| phantom(spirit, vision, dream, illusion) | |
| shadow(spirit, imagination, ghost, apparition) | |
| werewolf | |
| chimera(desire, fancy, spirit, idea) | |
| misery(trouble, blow, distress, care) | |
| specter(fancy, spirit, idea, impression) | |
| tribulation(trouble, bother, blow, distress) | |
| daydream(concept, understanding, desire, fancy) | |
| dismay(distress, anxiety, awful, terrible) | |
| distress(trouble, blow, anxiety, care) | |
| misfortune(trouble, blow, distress, care) | |
| myth(imagination, ghost) | |
| nocturnal |
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| APA | Smart Define. (2016). nightmare thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/nightmare/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "nightmare thesaurus" https://smartdefine.org/nightmare/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, nightmare thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/nightmare/thesaurus/synonyms>. |
| MLA | Smart Define. "nightmare thesaurus" 29 February 2016. Web. 28 September 2026. <https://smartdefine.org/nightmare/thesaurus/synonyms> |