# aerobic vs anaerobic

> English confusable word pair

## The two words

### aerobic
*adjective · IPA /ɛəˈɹəʊ.bɪk/ · frequency rank #22,563*
Living or occurring only in the presence of oxygen e.g. aerobic bacteria.

### anaerobic
*adjective · IPA /ˌænəˈɹoʊbɪk/ · frequency rank #29,909*
Without oxygen; especially of an environment or organism.

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