# stiff vs swift

> English confusable word pair

## The two words

### stiff
*adjective · IPA /stɪf/ · frequency rank #8,357*
Rigid; hard to bend; inflexible.

### swift
*adjective · IPA /swɪft/ · frequency rank #5,635*
Fast; quick; rapid.

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