# altho vs ATO

> English confusable word pair

## The two words

### altho
*conjunction · frequency rank #44,055*
Alternative spelling of although.

### ATO
*noun · frequency rank #34,783*
Acronym of assisted take-off.

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