# IA vs IB

> English confusable word pair

## The two words

### IA
*name · frequency rank #11,234*
Abbreviation of Iowa: a state of the United States.

### IB
*noun · frequency rank #16,046*
An International Baccalaureate program

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