# unbeknown

> English word · Adjective · IPA /ʌnbɪˈnəʊn/ · frequency rank #87,937

## Definitions
1. Not beknown.

## Etymology
From un- + beknown.

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