---
title: "BIP39 Word #356: cluster — Seed Phrase Mnemonic Word"
url: "https://bip39-phrase.com/bip39-word/cluster/"
language: "en"
updated: "2026-10-19T00:00:00+00:00"
---

Word #356 00101100011 

# cluster — BIP39 word #356

"**cluster**" is word #356 of the 2048 words in the official BIP39 English wordlist, between [clump](/bip39-word/clump/) and [clutch](/bip39-word/clutch/). In a seed phrase it stands for the 11-bit value `00101100011`, decimal index 355\. 

/ˈklʌstə/  · _noun:_ a group of similar things growing or placed close together 

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

## Binary Representation

Five 1-bits and six 0-bits; 462 of the 2048 indexes have exactly five 1-bits.

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

[property](/bip39-word/property/)[hockey](/bip39-word/hockey/)[arrest](/bip39-word/arrest/)[detect](/bip39-word/detect/)[caught](/bip39-word/caught/)[chronic](/bip39-word/chronic/)[common](/bip39-word/common/)[coin](/bip39-word/coin/)[coconut](/bip39-word/coconut/)[club](/bip39-word/club/)[clump](/bip39-word/clump/) 

Position

Hex Index

0x163

4-Letter Prefix

clus

## About "cluster" in BIP39

- "cluster" has 7 letters, but the first four, **"clus"**, already identify it, because **"clu"** also begins [club](/bip39-word/club/), [clump](/bip39-word/clump/) and [clutch](/bip39-word/clutch/).

## Word #356 in the Other 9 BIP39 Wordlists

[Czech](/czech/) fond 

[French](/french/) cendrier 

[Italian](/italian/) ciottolo 

[Japanese](/japanese/) かほう 

[Korean](/korean/) 단어 

[Portuguese](/portuguese/) cadastro 

[Spanish](/spanish/) caspa 

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

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

## Similar Words — Check Carefully During Recovery

Words sharing the first three letters "clu":

[club](/bip39-word/club/)[clump](/bip39-word/clump/)[clutch](/bip39-word/clutch/) 

## More BIP39 Words Starting with "C"

[ #352 cloud ](/bip39-word/cloud/)[ #353 clown ](/bip39-word/clown/)[ #354 club ](/bip39-word/club/)[ #355 clump ](/bip39-word/clump/)[ #357 clutch ](/bip39-word/clutch/)[ #358 coach ](/bip39-word/coach/)[ #359 coast ](/bip39-word/coast/)[ #360 coconut ](/bip39-word/coconut/) 

[View all words starting with "C" ](/bip39-words/c/) 

## Seed phrase, key and recovery guides

- [Recover Lost Bitcoin: Find Wallet Backups and Seed Phrases](/recover-lost-bitcoin-find-wallet-backups/)
- [Seed Phrase vs Private Key: What's the Difference?](/seed-phrase-vs-private-key/)
- [Private Key QR Code Risks: Why Online Generators Are Unsafe](/qr-code-private-key-security-risks/)

[ Full BIP39 Wordlist ](/)