# viperous

> English word · Adjective

## Definitions
1. of or pertaining to a viper
2. venomous, malicious or treacherous

## Etymology
From viper + -ous.

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