# sum vs summa

> English confusable word pair

## The two words

### sum
*noun · IPA /sʌm/ · frequency rank #4,050*
A quantity obtained by addition or aggregation.

### summa
*noun · frequency rank #36,357*
A comprehensive summary of, or treatise on a subject, especially theology or philosophy.

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