# toxic vs toxin

> English confusable word pair

## The two words

### toxic
*adjective · IPA /ˈtɒk.sɪk/ · frequency rank #4,807*
Having a chemical nature that is harmful to health or lethal if consumed or otherwise entering into the body in sufficient quantities.

### toxin
*noun · IPA /ˈtɒksɪn/ · frequency rank #19,722*
A toxic substance, specifically a poison produced by the biological processes of organisms.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/vs/toxic-vs-toxin