---
title: "BIP39 Word #1187: nephew — Seed Phrase Mnemonic Word"
url: "https://bip39-phrase.com/bip39-word/nephew/"
language: "en"
updated: "2026-10-19T00:00:00+00:00"
---

Word #1187 10010100010 

# nephew — BIP39 word #1187

"**nephew**" is word #1187 of the 2048 words in the official BIP39 English wordlist, between [neither](/bip39-word/neither/) and [nerve](/bip39-word/nerve/). In a seed phrase it stands for the 11-bit value `10010100010`, decimal index 1186\. 

/ˈnɛfjuː/  · _noun:_ a son of your brother or sister 

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

## Binary Representation

Four 1-bits and seven 0-bits; 330 of the 2048 indexes have exactly four 1-bits.

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

[begin](/bip39-word/begin/)[stairs](/bip39-word/stairs/)[reform](/bip39-word/reform/)[lounge](/bip39-word/lounge/)[ordinary](/bip39-word/ordinary/)[motion](/bip39-word/motion/)[north](/bip39-word/north/)[next](/bip39-word/next/)[network](/bip39-word/network/)[neglect](/bip39-word/neglect/)[nerve](/bip39-word/nerve/) 

Position

Hex Index

0x4A2

4-Letter Prefix

neph

## About "nephew" in BIP39

- "nephew" has 6 letters, but the first three, **"nep"**, already identify it, because **"ne"** also begins 14 other words, among them [near](/bip39-word/near/), [neck](/bip39-word/neck/), [need](/bip39-word/need/) and [negative](/bip39-word/negative/). Three letters are enough for only 604 of the 2048 words.
- "nephew" appears in one of the 24 official English [test vectors](https://github.com/trezor/python-mnemonic/blob/master/vectors.json) of BIP39: vector #17 (word 14 of 18). 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 #17

[horn](/bip39-word/horn/) [tenant](/bip39-word/tenant/) [knee](/bip39-word/knee/) [talent](/bip39-word/talent/) [sponsor](/bip39-word/sponsor/) [spell](/bip39-word/spell/) [gate](/bip39-word/gate/) [clip](/bip39-word/clip/) [pulse](/bip39-word/pulse/) [soap](/bip39-word/soap/) [slush](/bip39-word/slush/) [warm](/bip39-word/warm/) [silver](/bip39-word/silver/) nephew [swap](/bip39-word/swap/) [uncle](/bip39-word/uncle/) [crack](/bip39-word/crack/) [brave](/bip39-word/brave/) 

## Word #1187 in the Other 9 BIP39 Wordlists

[Czech](/czech/) pejsek 

[French](/french/) maison 

[Italian](/italian/) oscurare 

[Japanese](/japanese/) ちそう 

[Korean](/korean/) 예산 

[Portuguese](/portuguese/) lousa 

[Spanish](/spanish/) móvil 

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

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

## More BIP39 Words Starting with "N"

[ #1183 need ](/bip39-word/need/)[ #1184 negative ](/bip39-word/negative/)[ #1185 neglect ](/bip39-word/neglect/)[ #1186 neither ](/bip39-word/neither/)[ #1188 nerve ](/bip39-word/nerve/)[ #1189 nest ](/bip39-word/nest/)[ #1190 net ](/bip39-word/net/)[ #1191 network ](/bip39-word/network/) 

[View all words starting with "N" ](/bip39-words/n/) 

## Seed phrase, key and recovery guides

- [Private Key QR Code Risks: Why Online Generators Are Unsafe](/qr-code-private-key-security-risks/)
- [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/)

[ Full BIP39 Wordlist ](/)