1
as in lunatics
a person having or showing a severely disordered or abnormal state of mind
some nutcase was arrested for running out onto the baseball field while the game was in progress
Synonyms & Similar Words
Relevance
2
as in eccentrics
a person of odd or whimsical habits
around the condo complex she's known as the nutcase who consistently ignores the rules
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in fools
a person who lacks good sense or judgment
only a nutcase would try to accelerate a campfire by dousing it with gasoline
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for nutcases
Noun
-
Even then, though, the popular take — the story of the lunatics taking over asylum — didn’t sit right with me.—
Paul Fischer,
HollywoodReporter,
13 Feb. 2026 -
Beating these lunatics was incredible, right?—
Joey Garrison,
USA Today,
5 Feb. 2026
Noun
-
Greg Brown, the original guitarist and co-founding member of ’90s alt-rock eccentrics Cake, has died.—
Nina Corcoran,
Pitchfork,
9 Feb. 2026
-
On his mother’s side, a line of troubled souls and eccentrics.—
Maya Singer,
Vogue,
1 Feb. 2026
Noun
-
His strict and meticulous methodologies taught some of the smartest people on the planet how to behave like complete idiots, paving the way for a new generation of red-nosed fools to pratfall onto the stage.—
Fran Hoepfner,
Vulture,
10 Feb. 2026
-
Sadly, OpenAI plays us for fools.—
Jim Cramer,
CNBC,
8 Feb. 2026
Noun
-
Haunted Trail takes visitors outdoors through a path with dense fog and several haunting installations with zombies, a ghoul bus, a graveyard filled with ghosts, chainsaw maniacs and more.—
Ut Community Press,
San Diego Union-Tribune,
21 Oct. 2025
Noun
-
Fresh fruit and maple syrup add natural sweetness, while a small amount of nuts or seeds provides crunch and satiety without the sugar overload.—
Kathleen Ferraro,
Verywell Health,
15 Feb. 2026
-
But just as there’s a difference between depicting chaos and depicting chaotically, there’s a difference between presenting theatergoers with a realistic image of mental illness and driving an audience nuts.—
Theater Critic,
Los Angeles Times,
14 Feb. 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
“Nutcases.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/nutcases. Accessed 17 Feb. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
