# familiarity

> English word · Noun · IPA /fəmɪliˈæɹɪti/ · frequency rank #17,135

## Definitions
1. The state of being extremely friendly; intimacy.
2. Undue intimacy; inappropriate informality, impertinence.
3. An instance of familiar behaviour.
4. Close or habitual acquaintance with someone or something; understanding or recognition acquired from experience.

## Etymology
From Middle French familiarité, from Latin familiāritātem. Displaced native Old English hīwcūþnes. Morphologically familiar + -ity.

## Easily confused with
- **familiarize** (https://plainspell.com/en/vs/familiarity-vs-familiarize)

## Common misspellings (16)
`afmiliarity`, `faimliarity`, `famiilarity`, `familairity`, `familiairty`, `familiaritty`, `familiarityy`, `familiariyt`, `familiarrity`, `familiartiy`, `familiraity`, `familliarity`, `famliiarity`, `fammiliarity`, `ffamiliarity`, `fmailiarity`

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