# SAS vs SD

> German confusable word pair

## The two words

### SAS
*noun · IPA [ɛsʔɛɪ̯ˈɛs] · frequency rank #26,150*
Sondereinheit der britischen Armee

### SD
*abbrev · IPA […] · frequency rank #10,746*
Schilddrüse

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