# stupid

> English word · Adjective · IPA /ˈstjuː.pɪd/ · frequency rank #1,237

## Definitions
1. Without intelligence.
2. Without intelligence.
3. Without intelligence.
4. Without intelligence.
5. To the point of stupor.
6. To the point of stupor.
7. To the point of stupor.
8. To the point of stupor.
9. Amazing.

## Etymology
From Middle French stupide, from Latin stupidus (“struck senseless, amazed”), from stupeō (“be amazed or confounded, be struck senseless”), from Proto-Indo-European *(s)tup-, *(s)tewp- (“to push, stick”), from Proto-Indo-European *(s)tew- (“to push, hit”). Cognate with Old High German stubarōn (“to be astonished, be stunned, be blocked”). Related also to Old English stoppian (“to block, stop”). More at stop.

## Easily confused with
- **stupor** (https://plainspell.com/en/vs/stupid-vs-stupor)
- **stupidly** (https://plainspell.com/en/vs/stupid-vs-stupidly)
- **stud** (https://plainspell.com/en/vs/stud-vs-stupid)
- **squid** (https://plainspell.com/en/vs/squid-vs-stupid)
- **staid** (https://plainspell.com/en/vs/staid-vs-stupid)
- **studio** (https://plainspell.com/en/vs/studio-vs-stupid)
- **studied** (https://plainspell.com/en/vs/studied-vs-stupid)
- **stumped** (https://plainspell.com/en/vs/stumped-vs-stupid)

## Common misspellings (9)
`sstupid`, `stpuid`, `sttupid`, `stuipd`, `stupdi`, `stupidd`, `stuppid`, `sutpid`, `tsupid`

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