# RM

> English word · Noun · frequency rank #10,437

## Definitions
1. Initialism of reichsmark.
2. Initialism of Resident Magistrate.
3. Initialism of Roman month.
4. Initialism of right margin.
5. Initialism of returned missionary.
6. Initialism of radio material.
7. Initialism of religious movement.
8. Initialism of Routemaster, a type of London bus.
9. Initialism of ring modulation.
10. Initialism of regional municipality.
11. Initialism of rural municipality.
12. Abbreviation of room; often visible on moving boxes.

## Easily confused with
- **RS** (https://plainspell.com/en/vs/rm-vs-rs)
- **RT** (https://plainspell.com/en/vs/rm-vs-rt)
- **RN** (https://plainspell.com/en/vs/rm-vs-rn)
- **RP** (https://plainspell.com/en/vs/rm-vs-rp)
- **RV** (https://plainspell.com/en/vs/rm-vs-rv)
- **RR** (https://plainspell.com/en/vs/rm-vs-rr)
- **RW** (https://plainspell.com/en/vs/rm-vs-rw)
- **run** (https://plainspell.com/en/vs/rm-vs-run)
- **row** (https://plainspell.com/en/vs/rm-vs-row)
- **rob** (https://plainspell.com/en/vs/rm-vs-rob)
- **Roy** (https://plainspell.com/en/vs/rm-vs-roy)
- **Ron** (https://plainspell.com/en/vs/rm-vs-ron)
- **rod** (https://plainspell.com/en/vs/rm-vs-rod)
- **rub** (https://plainspell.com/en/vs/rm-vs-rub)
- **ROM** (https://plainspell.com/en/vs/rm-vs-rom)
- **rug** (https://plainspell.com/en/vs/rm-vs-rug)
- **rot** (https://plainspell.com/en/vs/rm-vs-rot)
- **RNA** (https://plainspell.com/en/vs/rm-vs-rna)
- **rum** (https://plainspell.com/en/vs/rm-vs-rum)
- **rue** (https://plainspell.com/en/vs/rm-vs-rue)

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