--- title: "BIP39 Word #699: firm — Seed Phrase Mnemonic Word" url: "https://bip39-phrase.com/bip39-word/firm/" language: "en" updated: "2026-10-19T00:00:00+00:00" --- Word #699 01010111010 # firm — BIP39 word #699 "**firm**" is word #699 of the 2048 words in the official BIP39 English wordlist, between [fire](/bip39-word/fire/) and [first](/bip39-word/first/). In a seed phrase it stands for the 11-bit value `01010111010`, decimal index 698\. /fɜːm/ · _adjective, noun:_ solid and not soft, or a business or company [Russian](/ru/ "The BIP39 wordlist with Russian translations"): фирма ## Binary Representation Six 1-bits and five 0-bits; 462 of the 2048 indexes have exactly six 1-bits. One wrong bit turns it into (leftmost bit first): [struggle](/bip39-word/struggle/)[blanket](/bip39-word/blanket/)[jar](/bip39-word/jar/)[elder](/bip39-word/elder/)[gap](/bip39-word/gap/)[fashion](/bip39-word/fashion/)[fetch](/bip39-word/fetch/)[film](/bip39-word/film/)[fit](/bip39-word/fit/)[finish](/bip39-word/finish/)[first](/bip39-word/first/) Position Hex Index 0x2BA 4-Letter Prefix firm ## About "firm" in BIP39 - It takes all four letters to identify "firm": **"fir"** also begins [fire](/bip39-word/fire/) and [first](/bip39-word/first/). - **"firm"** is unique only within the English list: it also begins firme in the [French list](/french/), firma in the [Spanish list](/spanish/) and firmeza in the [Portuguese list](/portuguese/), so a four-letter backup should say which list it uses. ## Word #699 in the Other 9 BIP39 Wordlists [Czech](/czech/) kujnost [French](/french/) épatant [Italian](/italian/) fresco [Japanese](/japanese/) こんびに [Korean](/korean/) 북부 [Portuguese](/portuguese/) engajado [Spanish](/spanish/) feroz [Traditional Chinese](/chinese-traditional/) 略 [Simplified Chinese](/chinese-simplified/) 略 ## Similar Words — Check Carefully During Recovery 3 BIP39 words differ from "firm" by just a single letter — the most common source of typos when a seed phrase is entered by hand: [farm](/bip39-word/farm/)[film](/bip39-word/film/)[fire](/bip39-word/fire/) Read aloud, "firm" /fɜːm/ is one sound away from these 3 words: [fame /feɪm/](/bip39-word/fame/)[foam /fəʊm/](/bip39-word/foam/)[term /tɜːm/](/bip39-word/term/) Words sharing the first three letters "fir": [fire](/bip39-word/fire/)[first](/bip39-word/first/) ## More BIP39 Words Starting with "F" [ #695 fine ](/bip39-word/fine/)[ #696 finger ](/bip39-word/finger/)[ #697 finish ](/bip39-word/finish/)[ #698 fire ](/bip39-word/fire/)[ #700 first ](/bip39-word/first/)[ #701 fiscal ](/bip39-word/fiscal/)[ #702 fish ](/bip39-word/fish/)[ #703 fit ](/bip39-word/fit/) [View all words starting with "F" ](/bip39-words/f/) ## Seed phrase, key and recovery guides - [How to View & Recover Bitcoin Wallet.dat Content](/how-to-view-and-recover-bitcoin-wallet-dat-content/) - [Bitcoin Private Key Format: WIF, Base58 and Hex Explained](/private-key-btc/) - [How to Encrypt a Seed Phrase: AES, XOR and Steganography](/seed-phrase-encrypting-with-aes-xor-and-steganography/) [ Full BIP39 Wordlist ](/)