# dup

> English word · Verb · IPA /dʌp/ · frequency rank #28,177

## Definitions
1. to open (a door, gate etc.)

## Etymology
From Middle English don up (“to open”), equivalent to a blend of do + up. Compare don, doff, dout, dub.

## Easily confused with
- **dw** (https://plainspell.com/en/vs/dup-vs-dw)
- **Dx** (https://plainspell.com/en/vs/dup-vs-dx)
- **DV** (https://plainspell.com/en/vs/dup-vs-dv)
- **dy** (https://plainspell.com/en/vs/dup-vs-dy)
- **DVD** (https://plainspell.com/en/vs/dup-vs-dvd)
- **dye** (https://plainspell.com/en/vs/dup-vs-dye)
- **dur** (https://plainspell.com/en/vs/dup-vs-dur)
- **DWP** (https://plainspell.com/en/vs/dup-vs-dwp)
- **duty** (https://plainspell.com/en/vs/dup-vs-duty)
- **dust** (https://plainspell.com/en/vs/dup-vs-dust)
- **dusk** (https://plainspell.com/en/vs/dup-vs-dusk)
- **dupe** (https://plainspell.com/en/vs/dup-vs-dupe)
- **dura** (https://plainspell.com/en/vs/dup-vs-dura)
- **duper** (https://plainspell.com/en/vs/dup-vs-duper)
- **d** (https://plainspell.com/en/vs/d-vs-dup)
- **do** (https://plainspell.com/en/vs/do-vs-dup)
- **Dr** (https://plainspell.com/en/vs/dr-vs-dup)
- **de** (https://plainspell.com/en/vs/de-vs-dup)
- **DC** (https://plainspell.com/en/vs/dc-vs-dup)
- **da** (https://plainspell.com/en/vs/da-vs-dup)

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