Definitions

sanity

[san-i-tee] / ˈsæn ɪ ti /

NOUN

mental health; soundness of judgment

Synonyms

STRONGEST

common-sense normality prudence rationality soundness stability wit

STRONG

acumen balance comprehension intelligence judiciousness lucidity lucidness marbles reason reasonableness sagacity saneness sense understanding

WEAK

clear mind good judgment healthy mind levelheadedness right mind sound mind

Antonyms

STRONG

ignorance inability ineptness misinterpretation mistake misunderstanding

WEAK

craziness insanity instability madness unsoundness

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.

There are benefits for parents, too—Screen Sanity director Tracy Foster, whose 11-year-old son goes to Elsie’s school, said she no longer has to act as his executive assistant.

From The Wall Street Journal • Apr. 6, 2026

In his 1941 book, The Mask of Sanity, the influential US psychiatrist Hervey Cleckley set out the personality profile of a psychopath: a superficially charming but egocentric and untrustworthy person who conceals an antisocial core.

From Scientific American • Jul. 24, 2023

Citizens for Sanity presented its evidence for its claims to PolitiFact.

From Washington Times • Nov. 3, 2022

Other local artists on the record include UB40, Dapz on the Map and Sanity.

From BBC • Jul. 19, 2022

Sanity is a valuable possession; I hoard it the way people once hoarded money.

From "The Handmaid's Tale" by Margaret Atwood

Vocabulary lists containing sanity

Drums, Girls, and Dangerous Pie

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Schooled

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

A Lesson Before Dying

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!