# viper

> English word · Noun · IPA /ˈvaɪpɚ/ · frequency rank #19,500

## Definitions
1. A venomous snake in the family Viperidae.
2. Any venomous snake.
3. A dangerous, treacherous, or malignant person.
4. A person who smokes marijuana.

## Etymology
From Middle French vipere, from Old French vipre, from Latin vīpera, contracted from vīvipara f (“viviparous”, adj.), from vīvus (“alive”, adj.) + parere (“to bear”, verb). Doublet of weever and wyvern.

## Easily confused with
- **vive** (https://plainspell.com/en/vs/viper-vs-vive)
- **vise** (https://plainspell.com/en/vs/viper-vs-vise)
- **voter** (https://plainspell.com/en/vs/viper-vs-voter)
- **visor** (https://plainspell.com/en/vs/viper-vs-visor)
- **vixen** (https://plainspell.com/en/vs/viper-vs-vixen)
- **Vivek** (https://plainspell.com/en/vs/viper-vs-vivek)
- **vizier** (https://plainspell.com/en/vs/viper-vs-vizier)
- **VIP** (https://plainspell.com/en/vs/vip-vs-viper)
- **vie** (https://plainspell.com/en/vs/vie-vs-viper)
- **view** (https://plainspell.com/en/vs/view-vs-viper)
- **vice** (https://plainspell.com/en/vs/vice-vs-viper)
- **vibe** (https://plainspell.com/en/vs/vibe-vs-viper)
- **vine** (https://plainspell.com/en/vs/vine-vs-viper)
- **vile** (https://plainspell.com/en/vs/vile-vs-viper)
- **vape** (https://plainspell.com/en/vs/vape-vs-viper)
- **Viet** (https://plainspell.com/en/vs/viet-vs-viper)
- **veer** (https://plainspell.com/en/vs/veer-vs-viper)
- **vide** (https://plainspell.com/en/vs/vide-vs-viper)
- **video** (https://plainspell.com/en/vs/video-vs-viper)
- **vines** (https://plainspell.com/en/vs/vines-vs-viper)

## Common misspellings (7)
`ivper`, `viepr`, `viperr`, `vipper`, `vipre`, `vpier`, `vviper`

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