Definition of Fiendish

1. Adjective. Extremely evil or cruel; expressive of cruelty or befitting hell. "Unholy grimaces"

Exact synonyms: Demonic, Diabolic, Diabolical, Hellish, Infernal, Satanic, Unholy
Similar to: Evil
Derivative terms: Demon, Devil, Unholiness

Definition of Fiendish

1. a. Like a fiend; diabolically wicked or cruel; infernal; malignant; devilish; hellish.

Definition of Fiendish

1. Adjective. Sinister; evil; conniving; in the manner of a fiend. ¹

¹ Source: wiktionary.com

Definition of Fiendish

1. extremely wicked or cruel [adj]

Lexicographical Neighbors of Fiendish

fieldsmen
fieldstone
fieldstones
fieldstrip
fieldstripped
fieldstripping
fieldstrips
fieldwork
fieldworker
fieldworkers
fieldworks
fieldy
fielty
fiend
fiendful
fiendish (current term)
fiendishly
fiendishness
fiendishnesses
fiendlike
fiendly
fiends
fient
fientive
fients
fier
fierasfer
fierce
fiercely
fierceness

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