# retardant

> English word · Adjective · frequency rank #45,048

## Definitions
1. Serving to impede (slow down) the action of something

## Etymology
Borrowed from French retardant, equivalent to retard (“to slow down”) + -ant.

## Common misspellings (14)
`ertardant`, `reatrdant`, `retadrant`, `retaradnt`, `retardannt`, `retardantt`, `retardatn`, `retarddant`, `retardnat`, `retarrdant`, `retradant`, `rettardant`, `rretardant`, `rteardant`

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