Dictionary.com
Thesaurus.com
Synonyms

deranged

American  
[dih-reynjd] / dɪˈreɪndʒd /

adjective

  1. insane.

  2. disordered; disarranged.


Other Word Forms

  • underanged adjective

Etymology

Origin of deranged

First recorded in 1780–90; derange + -ed 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The Oklahoma senator previously said Pretti was deranged and was attempting to do maximum damage when he approached federal agents.

From BBC • Mar. 18, 2026

In 2022, after a deranged killer shot schoolchildren in Uvalde, Texas, Mr. Cornyn was among 15 Republicans who voted for the Bipartisan Safer Communities Act, which strengthened “red flag” laws and background checks.

From The Wall Street Journal • Feb. 27, 2026

As we entered the new century and American office culture began to shift away from the stifling beige bureaucracy pinpointed in Dilbert, Adams’ online antics grew increasingly deranged.

From Slate • Jan. 14, 2026

“He was a deranged person,” the president said Monday afternoon.

From Salon • Dec. 16, 2025

She looked at him in a deranged, peculiar way; in all his years with her he had never seen her like this.

From "Do Androids Dream of Electric Sheep?" by Philip K. Dick