--- title: "BIP39 Word #251: butter — Seed Phrase Mnemonic Word" url: "https://bip39-phrase.com/bip39-word/butter/" language: "en" updated: "2026-10-19T00:00:00+00:00" --- Word #251 00011111010 # butter — BIP39 word #251 "**butter**" is word #251 of the 2048 words in the official BIP39 English wordlist, between [busy](/bip39-word/busy/) and [buyer](/bip39-word/buyer/). In a seed phrase it stands for the 11-bit value `00011111010`, decimal index 250\. /ˈbʌtə/ · _noun:_ a soft yellow fat made from cream, used in cooking [Russian](/ru/ "The BIP39 wordlist with Russian translations"): масло ## 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): [palm](/bip39-word/palm/)[gap](/bip39-word/gap/)[dismiss](/bip39-word/dismiss/)[aunt](/bip39-word/aunt/)[blanket](/bip39-word/blanket/)[brave](/bip39-word/brave/)[bubble](/bip39-word/bubble/)[bundle](/bip39-word/bundle/)[cabin](/bip39-word/cabin/)[business](/bip39-word/business/)[buyer](/bip39-word/buyer/) Position Hex Index 0x0FA 4-Letter Prefix butt ## About "butter" in BIP39 - "butter" has 6 letters, but the first three, **"but"**, already identify it, because **"bu"** also begins 18 other words, among them [bubble](/bip39-word/bubble/), [buddy](/bip39-word/buddy/), [budget](/bip39-word/budget/) and [buffalo](/bip39-word/buffalo/). Three letters are enough for only 604 of the 2048 words. ## Word #251 in the Other 9 BIP39 Wordlists [Czech](/czech/) doklad [French](/french/) blond [Italian](/italian/) botanico [Japanese](/japanese/) おうせつ [Korean](/korean/) 기관 [Portuguese](/portuguese/) banho [Spanish](/spanish/) bobo [Traditional Chinese](/chinese-traditional/) 必 [Simplified Chinese](/chinese-simplified/) 必 ## Similar Words — Check Carefully During Recovery 2 BIP39 words differ from "butter" by just a single letter — the most common source of typos when a seed phrase is entered by hand: [better](/bip39-word/better/)[bitter](/bip39-word/bitter/) ## More BIP39 Words Starting with "B" [ #137 baby ](/bip39-word/baby/)[ #138 bachelor ](/bip39-word/bachelor/)[ #247 burst ](/bip39-word/burst/)[ #248 bus ](/bip39-word/bus/)[ #249 business ](/bip39-word/business/)[ #250 busy ](/bip39-word/busy/)[ #252 buyer ](/bip39-word/buyer/)[ #253 buzz ](/bip39-word/buzz/) [View all words starting with "B" ](/bip39-words/b/) ## 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 ](/)