# NEC vs neu

> English confusable word pair

## The two words

### NEC
*phrase · frequency rank #19,399*
Initialism of not elsewhere classified, used in classification codes such as Standard Industrial Classification, International Standard Classification of Occupations, DSM-IV-TR, DSM-5, ICD-9, and ICD-10.

### neu
*noun · frequency rank #47,222*
Abbreviation of neuroglioblastoma cell line.

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