# NICU vs nigh

> English confusable word pair

## The two words

### NICU
*noun · frequency rank #43,808*
Initialism of neonatal intensive care unit.

### nigh
*adjective · IPA /naɪ/ · frequency rank #21,298*
Near, close by.

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