# frighteningly

> English word · Adverb · frequency rank #52,334

## Definitions
1. In a frightening or terrifying manner.
2. Very; beyond usual expectation so as to cause surprise or concern.

## Etymology
From frightening + -ly.

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