# O'Reilly

> English word · Proper noun · IPA /əˈɹaɪli/ · frequency rank #18,638

## Definitions
1. A surname from Irish [in turn originating as a patronymic] from Reilly.

## Easily confused with
- **O'Neill** (https://plainspell.com/en/vs/o-neill-vs-o-reilly)

## Common misspellings (9)
`'oreilly`, `o'erilly`, `o'reillyy`, `o'reily`, `o'reilyl`, `o'relily`, `o'rielly`, `o'rreilly`, `or'eilly`

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