insanity

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insanity

  • /ɪnˈsænɪti/ US

Rhymes with -ænɪti

Where it comes from

A three-part word (root 'sane', prefix 'in-' meaning 'not', suffix '-ity', meaning 'the state of'). Derived from Latin precursory equivalents. Two possible candidates for construction order:

* insane + -ity: īnsānus (“unhealthy; insane”) + -itās

*: Latin īnsānus (“unsound in mind; mad, insane”), from in- + sānus (“sound, sane”). Modern forms of roots: in- + sane

* in- + sanity: in- (“lacking; without”) + sānitās (“health; sanity”)

*: Latin sānitās (“sound in mind; sane”), from sānus + -itās. Modern forms of roots: sane + -ity

noun insanities

  1. countable, uncountable The state of being insane; madness. The defendant pleaded insanity in the hope of getting a reduced sentence.

    Similar: bedlamism, brainsickness, craze, craziness, derangement, insaneness, insanity, lunacy, lune, madness, mental disorder, mental illness · Opposite: buttons, lucidity, lucidness, marbles, mind, saneness, sanity

Opposite: mental health, saneness, sanity

Thesaurus

Closest in meaning: crazy, craziness, craze, madman, madness, lunacy, frenzy, foolishness, fool, folly, absurdity, nonsense, ineptitude, cramping, extravagance, senseless

noun

Opposite: mental health, saneness, sanity

Translations

Every language

noun state of being insane

Españollocura, insania, vesania
한국어광기 gwanggi, 심신상실 simsinsangsil
日本語精神異常 seishin ijō, 狂気 kyōki
中文狂 kuáng, 瘋病 /疯病 fēngbìng, 精神錯亂 /精神错乱 jīngshén cuòluàn
हिन्दीपागलपन pāgalpan, जुनून junūn
Kiswahilikichaa
Portuguêsinsanidade, loucura
Françaisfolie
DeutschWahnsinn, Verrücktheit
Italianofollia, pazzia
Ελληνικάπαραφροσύνη parafrosýni
Românănebunie, insanitate, demență, alienație mintală, alienare mintală
Русскийбезу́мие bezúmije, сумасше́ствие sumasšéstvije, помеша́тельство pomešátelʹstvo, умопомраче́ние umopomračénije, умопомеша́тельство umopomešátelʹstvo
Tiếng Việttính trạng điên, sự điên rồ, sự điên loạn, sự điên
العربيةجُنُون junūn

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MLA

"insanity." Wiktionary, via Micwyn, micwyn.com/word/insanity. Accessed 6 Nov. 2026.

APA

insanity. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/insanity

Chicago

"insanity." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/insanity.

BibTeX
@misc{insanity_2026,
  title = {insanity},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/insanity},
  urldate = {2026-11-06}
}