# is vs ISD

> English confusable word pair

## The two words

### is
*verb · IPA /ɪz/ · frequency rank #8*
third-person singular simple present indicative of be

### ISD
*noun · IPA /aɪ ɛs diː/ · frequency rank #36,199*
Initialism of intermediate school district.

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