# IRS

> English word · Proper noun · IPA /ˈaɪ.ɑɹ.ɛs/ · frequency rank #8,440

## Definitions
1. Initialism of Internal Revenue Service.
2. Initialism of Indian Revenue Service.

## Easily confused with
- **is** (https://plainspell.com/en/vs/irs-vs-is)
- **it** (https://plainspell.com/en/vs/irs-vs-it)
- **IV** (https://plainspell.com/en/vs/irs-vs-iv)
- **iz** (https://plainspell.com/en/vs/irs-vs-iz)
- **its** (https://plainspell.com/en/vs/irs-vs-its)
- **ivy** (https://plainspell.com/en/vs/irs-vs-ivy)
- **iso** (https://plainspell.com/en/vs/irs-vs-iso)
- **ISA** (https://plainspell.com/en/vs/irs-vs-isa)
- **ISS** (https://plainspell.com/en/vs/irs-vs-iss)
- **ISP** (https://plainspell.com/en/vs/irs-vs-isp)
- **IVF** (https://plainspell.com/en/vs/irs-vs-ivf)
- **ISI** (https://plainspell.com/en/vs/irs-vs-isi)
- **itt** (https://plainspell.com/en/vs/irs-vs-itt)
- **ITC** (https://plainspell.com/en/vs/irs-vs-itc)
- **ISD** (https://plainspell.com/en/vs/irs-vs-isd)
- **isu** (https://plainspell.com/en/vs/irs-vs-isu)
- **Ivo** (https://plainspell.com/en/vs/irs-vs-ivo)
- **ISC** (https://plainspell.com/en/vs/irs-vs-isc)
- **IWC** (https://plainspell.com/en/vs/irs-vs-iwc)
- **Irv** (https://plainspell.com/en/vs/irs-vs-irv)

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