# fiendly

> English word · Adjective

## Definitions
1. Hostile.
2. Like a fiend; devilish.

## Etymology
From Middle English fendly, feendly (“hostile, devilish”), from Old English fēondliċ (“hostile”), corresponding to fiend + -ly. Cognate with Dutch vijandelijk (“hostile”), German feindlich (“hostile”), Danish fjendtlig (“hostile”), Swedish fiendtlig, fientlig (“hostile”).

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