# IJ vs io

> English confusable word pair

## The two words

### IJ
*name · IPA /eɪ/ · frequency rank #46,535*
A lake (formerly a bay) adjoining the city of Amsterdam, Netherlands.

### io
*noun · IPA /ˈaɪəʊ/ · frequency rank #16,946*
A type of moth, the io moth.

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