--- title: "BIP39 Word #753: fun — Seed Phrase Mnemonic Word" url: "https://bip39-phrase.com/bip39-word/fun/" language: "en" updated: "2026-10-19T00:00:00+00:00" --- Word #753 01011110000 # fun — BIP39 word #753 "**fun**" is word #753 of the 2048 words in the official BIP39 English wordlist, between [fuel](/bip39-word/fuel/) and [funny](/bip39-word/funny/). In a seed phrase it stands for the 11-bit value `01011110000`, decimal index 752\. /fʌn/ · _noun:_ enjoyment, amusement or pleasure [Russian](/ru/ "The BIP39 wordlist with Russian translations"): веселье ## 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): [task](/bip39-word/task/)[bulk](/bip39-word/bulk/)[lawn](/bip39-word/lawn/)[evoke](/bip39-word/evoke/)[figure](/bip39-word/figure/)[foam](/bip39-word/foam/)[foster](/bip39-word/foster/)[gallery](/bip39-word/gallery/)[future](/bip39-word/future/)[furnace](/bip39-word/furnace/)[funny](/bip39-word/funny/) Position Hex Index 0x2F0 4-Letter Prefix fun ## About "fun" in BIP39 - All three letters of "fun" also begin longer words: [funny](/bip39-word/funny/). So "fun" cannot be shortened, and a backup that keeps the first four letters of each word stores it as **"fun"** but funny as **"funn"**. ## Word #753 in the Other 9 BIP39 Wordlists [Czech](/czech/) letmo [French](/french/) éventail [Italian](/italian/) gilda [Japanese](/japanese/) さます [Korean](/korean/) 사모님 [Portuguese](/portuguese/) esquerda [Spanish](/spanish/) freno [Traditional Chinese](/chinese-traditional/) 孔 [Simplified Chinese](/chinese-simplified/) 孔 ## Similar Words — Check Carefully During Recovery 4 BIP39 words differ from "fun" by just a single letter — the most common source of typos when a seed phrase is entered by hand: [fan](/bip39-word/fan/)[gun](/bip39-word/gun/)[run](/bip39-word/run/)[sun](/bip39-word/sun/) Read aloud, "fun" /fʌn/ is one sound away from these 4 words: [fine /faɪn/](/bip39-word/fine/)[funny /ˈfʌni/](/bip39-word/funny/)[one /wʌn/](/bip39-word/one/)[phone /fəʊn/](/bip39-word/phone/) Words sharing the first three letters "fun": [funny](/bip39-word/funny/) ## More BIP39 Words Starting with "F" [ #749 frown ](/bip39-word/frown/)[ #750 frozen ](/bip39-word/frozen/)[ #751 fruit ](/bip39-word/fruit/)[ #752 fuel ](/bip39-word/fuel/)[ #754 funny ](/bip39-word/funny/)[ #755 furnace ](/bip39-word/furnace/)[ #756 fury ](/bip39-word/fury/)[ #757 future ](/bip39-word/future/) [View all words starting with "F" ](/bip39-words/f/) ## Seed phrase, key and recovery guides - [12 vs 24 Word Seed Phrase: Which Is More Secure?](/12-vs-24-word-seed-phrase/) - [BIP 157 Client-Side Block Filtering: Compact Filters Explained](/bip-157-client-side-block-filtering/) - [Bitcoin Core Seed Phrase: Why There Is None and How to Back Up](/bitcoin-core-seed-phrase-backup-guide/) [ Full BIP39 Wordlist ](/)