# 4B vs 4D

> English confusable word pair

## The two words

### 4B
*name · frequency rank #33,921*
A radical feminist movement originating in South Korea whose tenets are: no sex with men, no giving birth, no dating men, and no marriage with men.

### 4D
*adjective · frequency rank #23,159*
Abbreviation of four-dimensional.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/vs/4b-vs-4d