# itt vs IVF

> English confusable word pair

## The two words

### itt
*pronoun · frequency rank #25,431*
Obsolete spelling of it.

### IVF
*noun · frequency rank #24,207*
Initialism of in vitro fertilization.

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