# fullness

> English word · Noun · IPA /ˈfʊlnəs/ · frequency rank #27,846

## Definitions
1. Being full; completeness.
2. The degree to which a space is full.
3. The degree to which fate has become known.
4. A measure of the degree to which a muscle has increased in size parallel to the axis of its contraction. A full muscle fills more of the space along the part of the body where it is connected.

## Etymology
From Middle English fulnesse, from Old English fulnes, fylnes, fyllnis (“completeness; abundance”), equivalent to full + -ness. Cognate with Old High German folnissi (“fullness”).

## Easily confused with
- **Furness** (https://plainspell.com/en/vs/fullness-vs-furness)
- **fullest** (https://plainspell.com/en/vs/fullest-vs-fullness)

## Common misspellings (9)
`ffullness`, `flulness`, `fullenss`, `fullnes`, `fullnness`, `fullnses`, `fulness`, `fulnless`, `ufllness`

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