# metastases vs metastasis

> English confusable word pair

## The two words

### metastases
*noun · IPA /mɪˈtæstəsiːs/ · frequency rank #48,896*
plural of metastasis

### metastasis
*noun · IPA /mɪˈtæstəsɪs/ · frequency rank #34,194*
A change in nature, form, or quality.

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