# nightmarish

> English word · Adjective · frequency rank #41,784

## Definitions
1. Resembling a nightmare.

## Etymology
From nightmare + -ish.

## Common misspellings (18)
`inghtmarish`, `ngihtmarish`, `nigghtmarish`, `nighhtmarish`, `nighmtarish`, `nightamrish`, `nightmairsh`, `nightmarihs`, `nightmarishh`, `nightmarissh`, `nightmarrish`, `nightmarsih`, `nightmmarish`, `nightmraish`, `nighttmarish`, `nigthmarish`, `nihgtmarish`, `nnightmarish`

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