- Definitions|2
- Thesaurus|1.5k
- Abbreviations|0
possible profanity
373 entries under adjective topic. ×
| demonical(demon, diabolical) | |
| despicable | |
| deuced | |
| dire | |
| eerie(extraordinary, unusual, wonderful, marvelous) | |
| enchanted(extraordinary, unusual, wonderful, marvelous) | |
| enchanting(extraordinary, unusual, wonderful, marvelous) | |
| ensorcelled(extraordinary, unusual, wonderful, marvelous) | |
| entrancing(extraordinary, unusual, wonderful, marvelous) | |
| extraordinary(unusual, wonderful, marvelous, charming) | |
| fascinating(extraordinary, unusual, wonderful, marvelous) | |
| godless | |
| grisly | |
| grotesque | |
| gruesome | |
| hellborn(wicked, demonic, diabolical) | |
| horrifying | |
| imaginary(extraordinary, unusual, wonderful, marvelous) | |
| insane(evil, controlled, obsessed, crazed) | |
| macabre |
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| APA | Smart Define. (2016). fiendish thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/fiendish/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "fiendish thesaurus" https://smartdefine.org/fiendish/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, fiendish thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/fiendish/thesaurus/synonyms>. |
| MLA | Smart Define. "fiendish thesaurus" 24 March 2016. Web. 25 September 2026. <https://smartdefine.org/fiendish/thesaurus/synonyms> |