--- title: "BIP39 Word #1866: truck — Seed Phrase Mnemonic Word" url: "https://bip39-phrase.com/bip39-word/truck/" language: "en" updated: "2026-10-19T00:00:00+00:00" --- Word #1866 11101001001 # truck — BIP39 word #1866 "**truck**" is word #1866 of the 2048 words in the official BIP39 English wordlist, between [trouble](/bip39-word/trouble/) and [true](/bip39-word/true/). In a seed phrase it stands for the 11-bit value `11101001001`, decimal index 1865\. /trʌk/ · _noun:_ a large road vehicle for carrying goods [Russian](/ru/ "The BIP39 wordlist with Russian translations"): грузовик ## 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): [hard](/bip39-word/hard/)[powder](/bip39-word/powder/)[since](/bip39-word/since/)[weird](/bip39-word/weird/)[thrive](/bip39-word/thrive/)[unfold](/bip39-word/unfold/)[twenty](/bip39-word/twenty/)[trial](/bip39-word/trial/)[trust](/bip39-word/trust/)[truly](/bip39-word/truly/)[trouble](/bip39-word/trouble/) Position Hex Index 0x749 4-Letter Prefix truc ## About "truck" in BIP39 - "truck" has 5 letters, but the first four, **"truc"**, already identify it, because **"tru"** also begins [true](/bip39-word/true/), [truly](/bip39-word/truly/), [trumpet](/bip39-word/trumpet/), [trust](/bip39-word/trust/) and [truth](/bip39-word/truth/). - **"truc"** is unique only within the English list: it also begins truco in the [Spanish list](/spanish/), truccato in the [Italian list](/italian/) and truchlit in the [Czech list](/czech/), so a four-letter backup should say which list it uses. ## Word #1866 in the Other 9 BIP39 Wordlists [Czech](/czech/) vrcholek [French](/french/) temporel [Italian](/italian/) tornare [Japanese](/japanese/) むすぶ [Korean](/korean/) 포인트 [Portuguese](/portuguese/) teia [Spanish](/spanish/) tiza [Traditional Chinese](/chinese-traditional/) 邁 [Simplified Chinese](/chinese-simplified/) 迈 ## Similar Words — Check Carefully During Recovery 2 BIP39 words differ from "truck" by just a single letter — the most common source of typos when a seed phrase is entered by hand: [track](/bip39-word/track/)[trick](/bip39-word/trick/) Words sharing the first three letters "tru": [true](/bip39-word/true/)[truly](/bip39-word/truly/)[trumpet](/bip39-word/trumpet/)[trust](/bip39-word/trust/)[truth](/bip39-word/truth/) ## More BIP39 Words Starting with "T" [ #1862 trim ](/bip39-word/trim/)[ #1863 trip ](/bip39-word/trip/)[ #1864 trophy ](/bip39-word/trophy/)[ #1865 trouble ](/bip39-word/trouble/)[ #1867 true ](/bip39-word/true/)[ #1868 truly ](/bip39-word/truly/)[ #1869 trumpet ](/bip39-word/trumpet/)[ #1870 trust ](/bip39-word/trust/) [View all words starting with "T" ](/bip39-words/t/) ## Seed phrase, key and recovery guides - [Bitcoin Core Seed Phrase: Why There Is None and How to Back Up](/bitcoin-core-seed-phrase-backup-guide/) - [BIP38 Encrypted Private Keys: 6P Format and How to Decrypt](/bip38/) - [BIP39 Passphrase: How the 25th Word Creates a Hidden Wallet](/bip39-passphrase/) [ Full BIP39 Wordlist ](/)