# diehard

> English word · Adjective · IPA /ˈdaɪ.hɑɹd/ · frequency rank #36,520

## Definitions
1. Unreasonably or stubbornly resisting change.
2. Fanatically opposing progress or reform.
3. Complete; having no opposite opinion of anything in a particular topic of one's values; thorough of in one's beliefs.
4. Strongly or fanatically determined or devoted.

## Etymology
Deverbal from die hard.

## Easily confused with
- **dietary** (https://plainspell.com/en/vs/diehard-vs-dietary)
- **discard** (https://plainspell.com/en/vs/diehard-vs-discard)

## Common misspellings (10)
`ddiehard`, `deihard`, `dieahrd`, `diehadr`, `diehardd`, `dieharrd`, `diehhard`, `diehrad`, `diheard`, `idehard`

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