---
title: "BIP39 Word #674: feature — Seed Phrase Mnemonic Word"
url: "https://bip39-phrase.com/bip39-word/feature/"
language: "en"
updated: "2026-10-19T00:00:00+00:00"
---

Word #674 01010100001 

# feature — BIP39 word #674

"**feature**" is word #674 of the 2048 words in the official BIP39 English wordlist, between [favorite](/bip39-word/favorite/) and [february](/bip39-word/february/). In a seed phrase it stands for the 11-bit value `01010100001`, decimal index 673\. 

/ˈfiːʧə/  · _noun:_ a typical quality or important part of something 

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

## 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):

[stage](/bip39-word/stage/)[before](/bip39-word/before/)[injury](/bip39-word/injury/)[during](/bip39-word/during/)[found](/bip39-word/found/)[expand](/bip39-word/expand/)[file](/bip39-word/file/)[festival](/bip39-word/festival/)[feed](/bip39-word/feed/)[federal](/bip39-word/federal/)[favorite](/bip39-word/favorite/) 

Position

Hex Index

0x2A1

4-Letter Prefix

feat

## About "feature" in BIP39

- "feature" has 7 letters, but the first three, **"fea"**, already identify it, because **"fe"** also begins 11 other words, among them [february](/bip39-word/february/), [federal](/bip39-word/federal/), [fee](/bip39-word/fee/) and [feed](/bip39-word/feed/). Three letters are enough for only 604 of the 2048 words.
- "feature" appears in one of the 24 official English [test vectors](https://github.com/trezor/python-mnemonic/blob/master/vectors.json) of BIP39: vector #14 (word 13 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 #14

[gravity](/bip39-word/gravity/) [machine](/bip39-word/machine/) [north](/bip39-word/north/) [sort](/bip39-word/sort/) [system](/bip39-word/system/) [female](/bip39-word/female/) [filter](/bip39-word/filter/) [attitude](/bip39-word/attitude/) [volume](/bip39-word/volume/) [fold](/bip39-word/fold/) [club](/bip39-word/club/) [stay](/bip39-word/stay/) feature [office](/bip39-word/office/) [ecology](/bip39-word/ecology/) [stable](/bip39-word/stable/) [narrow](/bip39-word/narrow/) [fog](/bip39-word/fog/) 

## Word #674 in the Other 9 BIP39 Wordlists

[Czech](/czech/) kresba 

[French](/french/) engager 

[Italian](/italian/) foderato 

[Japanese](/japanese/) こまる 

[Korean](/korean/) 본인 

[Portuguese](/portuguese/) eliminar 

[Spanish](/spanish/) fácil 

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

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

## Similar Words — Check Carefully During Recovery

Read aloud, "feature" /ˈfiːʧə/ is one sound away from this word: 

[fever /ˈfiːvə/](/bip39-word/fever/) 

## More BIP39 Words Starting with "F"

[ #670 father ](/bip39-word/father/)[ #671 fatigue ](/bip39-word/fatigue/)[ #672 fault ](/bip39-word/fault/)[ #673 favorite ](/bip39-word/favorite/)[ #675 february ](/bip39-word/february/)[ #676 federal ](/bip39-word/federal/)[ #677 fee ](/bip39-word/fee/)[ #678 feed ](/bip39-word/feed/) 

[View all words starting with "F" ](/bip39-words/f/) 

## Seed phrase, key and recovery guides

- [SLIP-39 vs BIP39: Shamir Backup and 20-Word Shares Explained](/slip39-vs-bip39/)
- [Why You Should Never Create Your Own Seed Phrase](/why-you-should-never-create-your-own-seed-phrase/)
- [12 vs 24 Word Seed Phrase: Which Is More Secure?](/12-vs-24-word-seed-phrase/)

[ Full BIP39 Wordlist ](/)