# tab vs TDI

> English confusable word pair

## The two words

### tab
*noun · IPA /tæb/ · frequency rank #7,620*
A small flap or strip of material attached to or inserted into something, for holding, manipulation, identification, opening etc.

### TDI
*noun · frequency rank #49,091*
Abbreviation of toluene diisocyanate.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/vs/tab-vs-tdi