---
title: "BIP39 Word #900: idea — Seed Phrase Mnemonic Word"
url: "https://bip39-phrase.com/bip39-word/idea/"
language: "en"
updated: "2026-10-19T00:00:00+00:00"
---

Word #900 01110000011 

# idea — BIP39 word #900

"**idea**" is word #900 of the 2048 words in the official BIP39 English wordlist, between [icon](/bip39-word/icon/) and [identify](/bip39-word/identify/). In a seed phrase it stands for the 11-bit value `01110000011`, decimal index 899\. 

/aɪˈdɪə/  · _noun:_ a thought, plan or suggestion about what to do 

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

## 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):

[vacant](/bip39-word/vacant/)[corn](/bip39-word/corn/)[expire](/bip39-word/expire/)[gather](/bip39-word/gather/)[journey](/bip39-word/journey/)[inner](/bip39-word/inner/)[include](/bip39-word/include/)[imitate](/bip39-word/imitate/)[ill](/bip39-word/ill/)[ice](/bip39-word/ice/)[icon](/bip39-word/icon/) 

Position

Hex Index

0x383

4-Letter Prefix

idea

## About "idea" in BIP39

- It takes all four letters to identify "idea": **"ide"** also begins [identify](/bip39-word/identify/).
- **"idea"** is unique only within the English list: it also begins ideal in the [Spanish list](/spanish/), so a four-letter backup should say which list it uses.

## Word #900 in the Other 9 BIP39 Wordlists

[Czech](/czech/) muzeum 

[French](/french/) gélatine 

[Italian](/italian/) leggero 

[Japanese](/japanese/) すてる 

[Korean](/korean/) 송이 

[Portuguese](/portuguese/) galinha 

[Spanish](/spanish/) idioma 

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

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

## Similar Words — Check Carefully During Recovery

Read aloud, "idea" /aɪˈdɪə/ is one sound away from this word: 

[deer /dɪə/](/bip39-word/deer/) 

Words sharing the first three letters "ide":

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

## More BIP39 Words Starting with "I"

[ #898 ice ](/bip39-word/ice/)[ #899 icon ](/bip39-word/icon/)[ #901 identify ](/bip39-word/identify/)[ #902 idle ](/bip39-word/idle/)[ #903 ignore ](/bip39-word/ignore/)[ #904 ill ](/bip39-word/ill/)[ #951 item ](/bip39-word/item/)[ #952 ivory ](/bip39-word/ivory/) 

[View all words starting with "I" ](/bip39-words/i/) 

## Seed phrase, key and recovery guides

- [Metal Seed Phrase Backup: Steel Plates, Tiles and Tests](/metal-seed-phrase-backup/)
- [Invalid Seed Phrase? How to Find and Fix a Wrong Word (BIP39)](/how-to-fix-seed-phrase-errors/)
- [Ethereum Keystore File (JSON Wallet): Structure and Security](/json-wallets-explained/)

[ Full BIP39 Wordlist ](/)