# semi vs sum

> English confusable word pair

## The two words

### semi
*noun · IPA /ˈsɛmi/ · frequency rank #2,965*
A semi-detached house.

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

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