# uh

> English word · Interjection · IPA /ʌː/ · frequency rank #4,638

## Definitions
1. Expression of thought, confusion, or uncertainty.
2. Space filler or pause during conversation.

## Etymology
Onomatopoeia of the natural expression of thought. Compare with er.

## Easily confused with
- **up** (https://plainspell.com/en/vs/uh-vs-up)
- **us** (https://plainspell.com/en/vs/uh-vs-us)
- **UK** (https://plainspell.com/en/vs/uh-vs-uk)
- **um** (https://plainspell.com/en/vs/uh-vs-um)
- **ur** (https://plainspell.com/en/vs/uh-vs-ur)
- **UT** (https://plainspell.com/en/vs/uh-vs-ut)
- **UV** (https://plainspell.com/en/vs/uh-vs-uv)
- **UI** (https://plainspell.com/en/vs/uh-vs-ui)
- **UW** (https://plainspell.com/en/vs/uh-vs-uw)
- **UO** (https://plainspell.com/en/vs/uh-vs-uo)
- **UU** (https://plainspell.com/en/vs/uh-vs-uu)
- **use** (https://plainspell.com/en/vs/uh-vs-use)
- **USA** (https://plainspell.com/en/vs/uh-vs-usa)
- **UPS** (https://plainspell.com/en/vs/uh-vs-ups)
- **USB** (https://plainspell.com/en/vs/uh-vs-usb)
- **USD** (https://plainspell.com/en/vs/uh-vs-usd)
- **und** (https://plainspell.com/en/vs/uh-vs-und)
- **URL** (https://plainspell.com/en/vs/uh-vs-url)
- **USC** (https://plainspell.com/en/vs/uh-vs-usc)
- **UTC** (https://plainspell.com/en/vs/uh-vs-utc)

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