# fMRI vs foi

> English confusable word pair

## The two words

### fMRI
*noun · frequency rank #42,643*
Initialism of functional magnetic resonance imaging.

### foi
*noun · frequency rank #42,644*
A depiction of a handshake.

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