# adds vs AIS

> English confusable word pair

## The two words

### adds
*noun · IPA /æ(d)z/ · frequency rank #3,734*
plural of add

### AIS
*noun · IPA /ˈeɪ ˈaɪ ˈɛs/ · frequency rank #26,670*
Initialism of automatic identification system, as an element of the Global Marine Distress and Safety System GMDSS.

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