# ECM vs Elam

> English confusable word pair

## The two words

### ECM
*noun · frequency rank #33,219*
Initialism of engine control module.

### Elam
*name · IPA /ˈiːləm/ · frequency rank #47,597*
An ancient civilization and empire in modern southwestern Iran, existing between c. 3200 BCE and 539 BCE. Capital: Susa.

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