# unaltered vs unfiltered

> English confusable word pair

## The two words

### unaltered
*adjective · frequency rank #37,747*
Remaining in its initial state; not changed.

### unfiltered
*adjective · frequency rank #34,736*
Without a filter (e.g., a cigarette).

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