# hearn vs heparin

> English confusable word pair

## The two words

### hearn
*verb · IPA /ˈhɪən/ · frequency rank #34,519*
past participle of hear

### heparin
*noun · IPA /ˈhɛp.ə.ɹɪn/ · frequency rank #45,422*
A compound occurring in the liver and other tissues which inhibits blood coagulation. A sulfur-containing polysaccharide, it is used as an anticoagulant in the treatment of thrombosis.

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