---
title: "BIP39 Word #1157: mountain — Seed Phrase Mnemonic Word"
url: "https://bip39-phrase.com/bip39-word/mountain/"
language: "en"
updated: "2026-10-19T00:00:00+00:00"
---

Word #1157 10010000100 

# mountain — BIP39 word #1157

"**mountain**" is word #1157 of the 2048 words in the official BIP39 English wordlist, between [motor](/bip39-word/motor/) and [mouse](/bip39-word/mouse/). In a seed phrase it stands for the 11-bit value `10010000100`, decimal index 1156\. 

/ˈmaʊntɪn/  · _noun:_ a very high hill with steep sides 

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

## Binary Representation

Three 1-bits and eight 0-bits; 165 of the 2048 indexes have exactly three 1-bits.

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

[awesome](/bip39-word/awesome/)[spatial](/bip39-word/spatial/)[rack](/bip39-word/rack/)[letter](/bip39-word/letter/)[obtain](/bip39-word/obtain/)[nest](/bip39-word/nest/)[myth](/bip39-word/myth/)[muscle](/bip39-word/muscle/)[mosquito](/bip39-word/mosquito/)[move](/bip39-word/move/)[mouse](/bip39-word/mouse/) 

Position

Hex Index

0x484

4-Letter Prefix

moun

## About "mountain" in BIP39

- "mountain" has 8 letters, but the first four, **"moun"**, already identify it, because **"mou"** also begins [mouse](/bip39-word/mouse/).
- "mountain" appears in one of the 24 official English [test vectors](https://github.com/trezor/python-mnemonic/blob/master/vectors.json) of BIP39: vector #16 (word 6 of 12). Every official vector passes the [checksum checker](/bip39-checksum-checker/), and [How BIP39 works](/how-bip39-works/) shows how the entropy turns into such words.

Official test vector #16

[scheme](/bip39-word/scheme/) [spot](/bip39-word/spot/) [photo](/bip39-word/photo/) [card](/bip39-word/card/) [baby](/bip39-word/baby/) mountain [device](/bip39-word/device/) [kick](/bip39-word/kick/) [cradle](/bip39-word/cradle/) [pact](/bip39-word/pact/) [join](/bip39-word/join/) [borrow](/bip39-word/borrow/) 

## Word #1157 in the Other 9 BIP39 Wordlists

[Czech](/czech/) pahorek 

[French](/french/) logique 

[Italian](/italian/) omissione 

[Japanese](/japanese/) だんち 

[Korean](/korean/) 연출 

[Portuguese](/portuguese/) levitar 

[Spanish](/spanish/) mismo 

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

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

## Similar Words — Check Carefully During Recovery

Words sharing the first three letters "mou":

[mouse](/bip39-word/mouse/) 

## More BIP39 Words Starting with "M"

[ #1153 mosquito ](/bip39-word/mosquito/)[ #1154 mother ](/bip39-word/mother/)[ #1155 motion ](/bip39-word/motion/)[ #1156 motor ](/bip39-word/motor/)[ #1158 mouse ](/bip39-word/mouse/)[ #1159 move ](/bip39-word/move/)[ #1160 movie ](/bip39-word/movie/)[ #1161 much ](/bip39-word/much/) 

[View all words starting with "M" ](/bip39-words/m/) 

## Seed phrase, key and recovery guides

- [What Is a Seed Phrase? How a Recovery Phrase Works](/recovery-seed-phrase-guide/)
- [What Is a Bitcoin Address and How Does It Work?](/what-is-a-bitcoin-address/)
- [How to Generate a BIP39 Seed Phrase with Dice, Step by Step](/seed-phrase-with-dice/)

[ Full BIP39 Wordlist ](/)