# Tetris vs tris

> English confusable word pair

## The two words

### Tetris
*name · IPA /ˈtɛtɹɪs/ · frequency rank #31,793*
A puzzle video game in which falling tetrominoes must be manipulated to form complete lines, which are then cleared from the grid.

### tris
*noun · IPA /tɹɪs/ · frequency rank #27,007*
A flammable compound which forms a corrosive solution in water and is used as a buffer and emulsifying agent.

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