# delusion vs delusional

> English confusable word pair

## The two words

### delusion
*noun · IPA /dɪˈl(j)uːʒ(ə)n/ · frequency rank #17,815*
A false belief that is resistant to confrontation with actual facts.

### delusional
*adjective · IPA /dɪˈluːʒənəl/ · frequency rank #14,735*
Suffering from delusions; having false or faulty beliefs.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/vs/delusion-vs-delusional