# proton vs proven

> English confusable word pair

## The two words

### proton
*noun · IPA /ˈpɹəʊ.tɒn/ · frequency rank #16,779*
A positively charged subatomic particle forming part of the nucleus of an atom and determining the atomic number of an element, composed of two up quarks and a down quark.

### proven
*adjective · IPA /ˈpɹuː.vn̩/ · frequency rank #4,111*
Having been proved; having proved its value or truth.

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