as in cruelty
disposition to willfully inflict pain and suffering on others
the unconscionable fiendishness of the acts committed by terrorists
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for fiendishness
Noun
-
This action demonstrates the president’s monumental cruelty, total lack of empathy and compassion, pathological narcissism, boundless vengefulness, abysmal ignorance and glaring immaturity.—
Voice of the People,
New York Daily News,
21 Apr. 2026 -
An animal cruelty investigation was also initiated in Denton County due to the living conditions observed involving both individuals and animals.—
S.E. Jenkins,
CBS News,
21 Apr. 2026
Noun
-
Yet, while Munro’s denial was a horrible violence, Fremlin’s deplorable acts were the original brutality.—
Literary Hub,
Literary Hub,
9 Apr. 2026
-
Nominations in the news, public service and radio/podcast categories span networks, from PBS to ABC and NBC News, with topics ranging from the Los Angeles wildfires to the war in Gaza, immigration and police brutality.—
Brande Victorian,
HollywoodReporter,
7 Apr. 2026
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Cite this Entry
“Fiendishness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fiendishness. Accessed 22 Apr. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
