# hardness vs harmless

> English confusable word pair

## The two words

### hardness
*noun · IPA /ˈhɑɹdnəs/ · frequency rank #23,292*
The quality of being hard.

### harmless
*adjective · IPA /ˈhɑːmləs/ · frequency rank #9,757*
Incapable of causing harm or danger; safe.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/vs/hardness-vs-harmless