Definition of fiendish Fiendish
/fiˈndɪʃ/ - [feendish] - fiend•ish
We found 4 definitions of fiendish from 4 different sources.
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What does fiendish mean?
WordNet
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| fiendish - extremely evil or cruel; expressive of cruelty or befitting hell; "something demonic in him--something that could be cruel"; "fires lit up a diabolic scene"; "diabolical sorcerers under the influence of devils"; "a fiendish despot"; "hellish torture"; "infernal instruments of war"; "satanic cruelty"; "unholy grimaces" | ||
| demonic, diabolic, diabolical, hellish, infernal, satanic, unholy | ||
| evil morally bad or wrong; "evil purposes"; "an evil influence"; "evil deeds" | ||
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Webster DictionaryWebster's Unabridged Dictionary 📘
- fiendish (a.)
Like a fiend; diabolically wicked or cruel; infernal; malignant; devilish; hellish.
