# -osity

> English word · Suffix · IPA /ˈɒ.sɪ.ti/

## Definitions
1. Forming nouns, usually abstract, and usually from adjectives in -ous or -ose.
2. Forming nouns from other adjectives for humorous effect.

## Etymology
From Middle English -ouste, from Old French -ouseté, from Latin -ōsitās; later modified to the current form. It is equivalent to -ose or -ous + -ity.

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