# insouciance

> English word · Noun · IPA /ɪnˈsuːsi.əns/

## Definitions
1. Carelessness, heedlessness, indifference, or casual unconcern.
2. Nonchalance.

## Etymology
From French insouciance, from in- (“not”) + souciant (“worrying”).

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/insouciance