# unsustainable

> English word · Adjective · frequency rank #24,048

## Definitions
1. Not sustainable.

## Etymology
From un- + sustainable.

## Common misspellings (20)
`nusustainable`, `unnsustainable`, `unssustainable`, `unssutainable`, `unsusatinable`, `unsusstainable`, `unsustaianble`, `unsustainabble`, `unsustainabel`, `unsustainablle`, `unsustainalbe`, `unsustainbale`, `unsustainible`, `unsustainnable`, `unsustaniable`, `unsustianable`, `unsusttainable`, `unsutsainable`, `unusstainable`, `usnustainable`

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