# calorie vs chlorine

> English confusable word pair

## The two words

### calorie
*noun · IPA /ˈkæləɹi/ · frequency rank #13,112*
A non-SI unit of energy, equivalent to 4.184 kilojoules, that can raise the temperature of a kilogram of water by one degree Celsius. This is the unit normally used in food labeling.

### chlorine
*noun · IPA /ˈklɔɹin/ · frequency rank #16,433*
A toxic, green, gaseous chemical element (symbol Cl) with an atomic number of 17.

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