# lupus

> English word · Noun · IPA /ˈluːpəs/ · frequency rank #22,427

## Definitions
1. Any of a number of autoimmune diseases, the most common of which is systemic lupus erythematosus.

## Etymology
Borrowed from Latin lupus (“wolf”). Doublet of lobo and wolf.

## Easily confused with
- **lips** (https://plainspell.com/en/vs/lips-vs-lupus)
- **Luis** (https://plainspell.com/en/vs/luis-vs-lupus)
- **laps** (https://plainspell.com/en/vs/laps-vs-lupus)
- **lulu** (https://plainspell.com/en/vs/lulu-vs-lupus)
- **Lupe** (https://plainspell.com/en/vs/lupe-vs-lupus)
- **Lucas** (https://plainspell.com/en/vs/lucas-vs-lupus)
- **lungs** (https://plainspell.com/en/vs/lungs-vs-lupus)
- **lotus** (https://plainspell.com/en/vs/lotus-vs-lupus)
- **Lexus** (https://plainspell.com/en/vs/lexus-vs-lupus)
- **Lukas** (https://plainspell.com/en/vs/lukas-vs-lupus)
- **lumps** (https://plainspell.com/en/vs/lumps-vs-lupus)
- **locus** (https://plainspell.com/en/vs/locus-vs-lupus)
- **Linus** (https://plainspell.com/en/vs/linus-vs-lupus)
- **lupin** (https://plainspell.com/en/vs/lupin-vs-lupus)
- **lapis** (https://plainspell.com/en/vs/lapis-vs-lupus)
- **lopes** (https://plainspell.com/en/vs/lopes-vs-lupus)
- **Lucius** (https://plainspell.com/en/vs/lucius-vs-lupus)

## Common misspellings (7)
`llupus`, `lpuus`, `luppus`, `lupsu`, `lupuss`, `luups`, `ulpus`

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