Viper in a sentence as a noun

So I use emacs with viper and it's great.

I've found it to be a viper pit of humorless aspies

Skip viper-mode and go straight to evil-mode, which is based on modern Vim rather than classic vi.

This article is about viper-mode which emulates vims key bindings so RSI should be exactly as likely as with vim itself.

Only about 25 people die, but more have amputations because the most common snakes here are pit vipers with tissue destroying venom.

A viper bite would require immediate treatment with antivenom to prevent necrosis, limb amputation, or potentially even death.

Viper definitions

noun

venomous Old World snakes characterized by hollow venom-conducting fangs in the upper jaw