---
title: "BIP39 Word #545: dune — Seed Phrase Mnemonic Word"
url: "https://bip39-phrase.com/bip39-word/dune/"
language: "en"
updated: "2026-10-19T00:00:00+00:00"
---

Word #545 01000100000 

# dune — BIP39 word #545

"**dune**" is word #545 of the 2048 words in the official BIP39 English wordlist, between [dumb](/bip39-word/dumb/) and [during](/bip39-word/during/). In a seed phrase it stands for the 11-bit value `01000100000`, decimal index 544\. 

/djuːn/  · _noun:_ a hill of sand formed by the wind 

[Russian](/ru/ "The BIP39 wordlist with Russian translations"): дюна 

## Binary Representation

Two 1-bits and nine 0-bits; 55 of the 2048 indexes have exactly two 1-bits.

One wrong bit turns it into (leftmost bit first):

[series](/bip39-word/series/)[advice](/bip39-word/advice/)[goat](/bip39-word/goat/)[favorite](/bip39-word/favorite/)[equal](/bip39-word/equal/)[divorce](/bip39-word/divorce/)[ecology](/bip39-word/ecology/)[eagle](/bip39-word/eagle/)[duty](/bip39-word/duty/)[dust](/bip39-word/dust/)[during](/bip39-word/during/) 

Position

Hex Index

0x220

4-Letter Prefix

dune

## About "dune" in BIP39

- "dune" has 4 letters, but the first three, **"dun"**, already identify it, because **"du"** also begins [duck](/bip39-word/duck/), [dumb](/bip39-word/dumb/), [during](/bip39-word/during/), [dust](/bip39-word/dust/), [dutch](/bip39-word/dutch/) and [duty](/bip39-word/duty/). Three letters are enough for only 604 of the 2048 words.

## Word #545 in the Other 9 BIP39 Wordlists

[Czech](/czech/) kajak 

[French](/french/) désigner 

[Italian](/italian/) eletto 

[Japanese](/japanese/) けつい 

[Korean](/korean/) 미인 

[Portuguese](/portuguese/) culpar 

[Spanish](/spanish/) difícil 

[Traditional Chinese](/chinese-traditional/) 注 

[Simplified Chinese](/chinese-simplified/) 注 

## More BIP39 Words Starting with "D"

[ #541 drum ](/bip39-word/drum/)[ #542 dry ](/bip39-word/dry/)[ #543 duck ](/bip39-word/duck/)[ #544 dumb ](/bip39-word/dumb/)[ #546 during ](/bip39-word/during/)[ #547 dust ](/bip39-word/dust/)[ #548 dutch ](/bip39-word/dutch/)[ #549 duty ](/bip39-word/duty/) 

[View all words starting with "D" ](/bip39-words/d/) 

## Seed phrase, key and recovery guides

- [Seed Phrase Formats by Network: BIP39 and the Exceptions](/seed-phrase-formats-by-network/)
- [BIP39 vs BIP32 vs BIP44: How the Seed Standards Fit Together](/crypto-seed-standards-bip39-vs-bip32-vs-bip44/)
- [How to Memorize a Seed Phrase: Color, Story and Palace Methods](/seed-phrase-memory/)

[ Full BIP39 Wordlist ](/)