# dif vs duff

> English confusable word pair

## The two words

### dif
*noun · frequency rank #41,594*
Alternative form of diff (“difference”).

### duff
*noun · IPA /dʌf/ · frequency rank #18,063*
Dough.

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