# DS vs DSA

> English confusable word pair

## The two words

### DS
*noun · frequency rank #10,201*
Initialism of double strength.

### DSA
*noun · frequency rank #44,177*
Initialism of donor-specific antibody.

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