Fiendish
//ˈfiːndɪʃ//
Word Forms of "fiendish" (2 forms)
Adjective
| Form | Word | |
|---|---|---|
| Comparative | more fiendish | |
| Superlative | most fiendish |
Comparativemore fiendish
Superlativemost fiendish
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.