# sufficiency vs sufficient

> English confusable word pair

## The two words

### sufficiency
*noun · frequency rank #28,039*
The quality or condition of being sufficient.

### sufficient
*determiner · IPA /səˈfɪʃənt/ · frequency rank #4,191*
An adequate quantity of; enough.

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