# radon vs rain

> English confusable word pair

## The two words

### radon
*noun · IPA /ˈɹeɪdɒn/ · frequency rank #33,384*
The chemical element (symbol Rn, formerly Ro) with atomic number 86. It is an odorless, colorless, chemically inert but radioactive noble gas.

### rain
*noun · IPA /ˈɹeɪ̯n/ · frequency rank #2,012*
Condensed water falling from a cloud.

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