# eightieth

> English word · Adjective · IPA /ˈeɪ.ti.əθ/

## Definitions
1. The ordinal form of the number eighty.

## Etymology
From earlier eighteth, from Middle English eightetithe, eiȝtetithe, eiȝtithe; equivalent to eighty + -eth. For the modern form, see the etymological notes at twentieth.

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