# sister vs system

> English confusable word pair

## The two words

### sister
*noun · IPA /ˈsɪs.tə(ɹ)/ · frequency rank #1,207*
A daughter of the same parents as another person; a female sibling.

### system
*noun · IPA /ˈsɪstəm/ · frequency rank #249*
A group or set of related things that operate together as a complex whole.

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