# unproper

> English word · Adjective · IPA /ʌnˈpɹɒpə/

## Definitions
1. Improper, not according with fact or reason; wrong, irregular.
2. Improper, not suited for its use or application; inappropriate.
3. Not belonging to a given person; someone else's.
4. Improper, not according with good standards of behaviour; indecent, indecorous.

## Etymology
From un- + proper.

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