fiendish
About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.
About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.fiend·ish
adjective \ˈfēn-dish\Definition of FIENDISH
1
: perversely diabolical <took a fiendish pleasure in hurting people>
2
: extremely cruel or wicked
3
: excessively bad, unpleasant, or difficult <fiendish weather>
— fiend·ish·ly adverb
— fiend·ish·ness noun
See Examples of FIENDISH
- He takes a fiendish delight in hurting people.
- <a fiendish delight in playing cruel tricks>
First Known Use of FIENDISH
1529
Related to FIENDISH
- Synonyms
- cacodemonic, demoniac (also demoniacal), demonian, demonic (also demonical), devilish, diabolical (or diabolic), Luciferian, satanic
Learn More About FIENDISH
Browse
Seen & Heard 
What made you want to look up fiendish? Please tell us where you read or heard it (including the quote, if possible).
