--- title: "BIP39 Word #1580: shell — Seed Phrase Mnemonic Word" url: "https://bip39-phrase.com/bip39-word/shell/" language: "en" updated: "2026-10-19T00:00:00+00:00" --- Word #1580 11000101011 # shell — BIP39 word #1580 "**shell**" is word #1580 of the 2048 words in the official BIP39 English wordlist, between [shed](/bip39-word/shed/) and [sheriff](/bip39-word/sheriff/). In a seed phrase it stands for the 11-bit value `11000101011`, decimal index 1579\. /ʃɛl/ · _noun:_ the hard outer covering of an egg, nut or some animals [Russian](/ru/ "The BIP39 wordlist with Russian translations"): раковина ## 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): [earth](/bip39-word/earth/)[lyrics](/bip39-word/lyrics/)[tornado](/bip39-word/tornado/)[step](/bip39-word/step/)[sniff](/bip39-word/sniff/)[scrap](/bip39-word/scrap/)[shuffle](/bip39-word/shuffle/)[settle](/bip39-word/settle/)[shine](/bip39-word/shine/)[share](/bip39-word/share/)[shed](/bip39-word/shed/) Position Hex Index 0x62B 4-Letter Prefix shel ## About "shell" in BIP39 - "shell" has 5 letters, but the first four, **"shel"**, already identify it, because **"she"** also begins [shed](/bip39-word/shed/) and [sheriff](/bip39-word/sheriff/). ## Word #1580 in the Other 9 BIP39 Wordlists [Czech](/czech/) soulad [French](/french/) querelle [Italian](/italian/) scindere [Japanese](/japanese/) はぶらし [Korean](/korean/) 주식 [Portuguese](/portuguese/) punir [Spanish](/spanish/) rehén [Traditional Chinese](/chinese-traditional/) 牌 [Simplified Chinese](/chinese-simplified/) 牌 ## Similar Words — Check Carefully During Recovery 2 BIP39 words differ from "shell" by just a single letter — the most common source of typos when a seed phrase is entered by hand: [sell](/bip39-word/sell/)[spell](/bip39-word/spell/) Read aloud, "shell" /ʃɛl/ is one sound away from these 3 words: [chef /ʃɛf/](/bip39-word/chef/)[shed /ʃɛd/](/bip39-word/shed/)[tell /tɛl/](/bip39-word/tell/) Words sharing the first three letters "she": [shed](/bip39-word/shed/)[sheriff](/bip39-word/sheriff/) ## More BIP39 Words Starting with "S" [ #1576 shaft ](/bip39-word/shaft/)[ #1577 shallow ](/bip39-word/shallow/)[ #1578 share ](/bip39-word/share/)[ #1579 shed ](/bip39-word/shed/)[ #1581 sheriff ](/bip39-word/sheriff/)[ #1582 shield ](/bip39-word/shield/)[ #1583 shift ](/bip39-word/shift/)[ #1584 shine ](/bip39-word/shine/) [View all words starting with "S" ](/bip39-words/s/) ## Seed phrase, key and recovery guides - [What Is a Seed Phrase? How a Recovery Phrase Works](/recovery-seed-phrase-guide/) - [What Is a Bitcoin Address and How Does It Work?](/what-is-a-bitcoin-address/) - [How to Generate a BIP39 Seed Phrase with Dice, Step by Step](/seed-phrase-with-dice/) [ Full BIP39 Wordlist ](/)