# pernicity

> English word · Noun

## Definitions
1. swiftness; celerity

## Etymology
From pernic(ious) + -ity, from Latin pernicitas. See pernicious.

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