# sud

> English word · Noun · IPA /sʌd/ · frequency rank #37,717

## Definitions
1. A bubble of lather or foam (the singular of suds).

## Etymology
From a variation of sod, itself a shortening of sodden. Related to seethe.

## Easily confused with
- **SW** (https://plainspell.com/en/vs/sud-vs-sw)
- **SV** (https://plainspell.com/en/vs/sud-vs-sv)
- **Sy** (https://plainspell.com/en/vs/sud-vs-sy)
- **sun** (https://plainspell.com/en/vs/sud-vs-sun)
- **sum** (https://plainspell.com/en/vs/sud-vs-sum)
- **sue** (https://plainspell.com/en/vs/sud-vs-sue)
- **SUV** (https://plainspell.com/en/vs/sud-vs-suv)
- **sup** (https://plainspell.com/en/vs/sud-vs-sup)
- **Syd** (https://plainspell.com/en/vs/sud-vs-syd)
- **Sus** (https://plainspell.com/en/vs/sud-vs-sus)
- **Sui** (https://plainspell.com/en/vs/sud-vs-sui)
- **syn** (https://plainspell.com/en/vs/sud-vs-syn)
- **suh** (https://plainspell.com/en/vs/sud-vs-suh)
- **Sul** (https://plainspell.com/en/vs/sud-vs-sul)
- **SVP** (https://plainspell.com/en/vs/sud-vs-svp)
- **SVG** (https://plainspell.com/en/vs/sud-vs-svg)
- **sure** (https://plainspell.com/en/vs/sud-vs-sure)
- **suit** (https://plainspell.com/en/vs/sud-vs-suit)
- **sung** (https://plainspell.com/en/vs/sud-vs-sung)
- **sued** (https://plainspell.com/en/vs/sud-vs-sued)

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