# inform vs infra

> English confusable word pair

## The two words

### inform
*verb · IPA /ɪnˈfɔɹm/ · frequency rank #5,603*
To instruct, train (usually in matters of knowledge).

### infra
*adverb · IPA /ˈɪn.fɹə/ · frequency rank #32,864*
Discussed later.

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