# adieu vs alien

> English confusable word pair

## The two words

### adieu
*intj · IPA /əˈdju/ · frequency rank #35,604*
Said to wish a final farewell; goodbye.

### alien
*noun · IPA /ˈeɪ.li.ən/ · frequency rank #4,347*
A person, animal, plant, or other thing which is from outside the family, group, organization, or territory under consideration.

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