# fireball vs firewall

> English confusable word pair

## The two words

### fireball
*noun · IPA /ˈfaɪəbɔːl/ · frequency rank #22,971*
A ball of fire, especially one associated with an explosion, or (fiction, mythology) thrown as a weapon.

### firewall
*noun · IPA /ˈfaɪə.wɔəl/ · frequency rank #21,210*
A fireproof barrier used to prevent the spread of fire between or through buildings, structures, electrical substation transformers, or within an aircraft or vehicle.

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