# duc vs duff

> English confusable word pair

## The two words

### duc
*noun · frequency rank #36,966*
A French duke.

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

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