# rigid

> English word · Adjective · IPA /ˈɹɪd͡ʒ.ɪd/ · frequency rank #10,435

## Definitions
1. Stiff, rather than flexible.
2. Having inflexible thoughts, opinions, or beliefs.
3. Fixed, rather than moving.
4. Rigorous and unbending.
5. Uncompromising.

## Etymology
From Middle English rigide, from Latin rigidus (“stiff”), from rigeō (“I am stiff”). Compare rigor. Merged with Middle English rigged, rygged, rugged (“upright like a spine, rigid”, literally “ridged”), from ridge + -ed.

## Easily confused with
- **rigs** (https://plainspell.com/en/vs/rigid-vs-rigs)
- **rind** (https://plainspell.com/en/vs/rigid-vs-rind)
- **rigor** (https://plainspell.com/en/vs/rigid-vs-rigor)
- **ringed** (https://plainspell.com/en/vs/rigid-vs-ringed)
- **rigidly** (https://plainspell.com/en/vs/rigid-vs-rigidly)
- **rid** (https://plainspell.com/en/vs/rid-vs-rigid)
- **rig** (https://plainspell.com/en/vs/rig-vs-rigid)
- **raid** (https://plainspell.com/en/vs/raid-vs-rigid)
- **Reid** (https://plainspell.com/en/vs/reid-vs-rigid)
- **Riga** (https://plainspell.com/en/vs/riga-vs-rigid)
- **RFID** (https://plainspell.com/en/vs/rfid-vs-rigid)
- **right** (https://plainspell.com/en/vs/right-vs-rigid)
- **rapid** (https://plainspell.com/en/vs/rapid-vs-rigid)
- **Regis** (https://plainspell.com/en/vs/regis-vs-rigid)
- **rabid** (https://plainspell.com/en/vs/rabid-vs-rigid)
- **rigged** (https://plainspell.com/en/vs/rigged-vs-rigid)

## Common misspellings (7)
`irgid`, `rgiid`, `rigdi`, `riggid`, `rigidd`, `riigd`, `rrigid`

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