# experimental vs experimentally

> English confusable word pair

## The two words

### experimental
*adjective · IPA /ɪkspɛɹəˈmɛntəl/ · frequency rank #4,447*
Pertaining to or founded on experiment.

### experimentally
*adverb · frequency rank #28,541*
In the manner of an experiment.

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