# FSA vs FTA

> English confusable word pair

## The two words

### FSA
*noun · frequency rank #24,161*
Initialism of flexible spending account or flexible spending arrangement.

### FTA
*noun · frequency rank #31,999*
Abbreviation of flight test article (such as a test aircraft, a prototype).

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