--- title: "BIP39 Word #1611: sing — Seed Phrase Mnemonic Word" url: "https://bip39-phrase.com/bip39-word/sing/" language: "en" updated: "2026-10-19T00:00:00+00:00" --- Word #1611 11001001010 # sing — BIP39 word #1611 "**sing**" is word #1611 of the 2048 words in the official BIP39 English wordlist, between [since](/bip39-word/since/) and [siren](/bip39-word/siren/). In a seed phrase it stands for the 11-bit value `11001001010`, decimal index 1610\. /sɪŋ/ · _verb:_ to make musical sounds with your voice [Russian](/ru/ "The BIP39 wordlist with Russian translations"): петь ## 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): [enable](/bip39-word/enable/)[matter](/bip39-word/matter/)[true](/bip39-word/true/)[sun](/bip39-word/sun/)[scout](/bip39-word/scout/)[snap](/bip39-word/snap/)[slender](/bip39-word/slender/)[sign](/bip39-word/sign/)[six](/bip39-word/six/)[simple](/bip39-word/simple/)[siren](/bip39-word/siren/) Position Hex Index 0x64A 4-Letter Prefix sing ## About "sing" in BIP39 - It takes all four letters to identify "sing": **"sin"** also begins [since](/bip39-word/since/). - **"sing"** is unique only within the English list: it also begins singolo in the [Italian list](/italian/) and singular in the [Portuguese list](/portuguese/), so a four-letter backup should say which list it uses. - "sing" appears in one of the 24 official English [test vectors](https://github.com/trezor/python-mnemonic/blob/master/vectors.json) of BIP39: vector #21 (word 21 of 24). Every official vector passes the [checksum checker](/bip39-checksum-checker/), and [How BIP39 works](/how-bip39-works/) shows how the entropy turns into such words. Official test vector #21 [all](/bip39-word/all/) [hour](/bip39-word/hour/) [make](/bip39-word/make/) [first](/bip39-word/first/) [leader](/bip39-word/leader/) [extend](/bip39-word/extend/) [hole](/bip39-word/hole/) [alien](/bip39-word/alien/) [behind](/bip39-word/behind/) [guard](/bip39-word/guard/) [gospel](/bip39-word/gospel/) [lava](/bip39-word/lava/) [path](/bip39-word/path/) [output](/bip39-word/output/) [census](/bip39-word/census/) [museum](/bip39-word/museum/) [junior](/bip39-word/junior/) [mass](/bip39-word/mass/) [reopen](/bip39-word/reopen/) [famous](/bip39-word/famous/) sing [advance](/bip39-word/advance/) [salt](/bip39-word/salt/) [reform](/bip39-word/reform/) ## Word #1611 in the Other 9 BIP39 Wordlists [Czech](/czech/) stehno [French](/french/) rédiger [Italian](/italian/) selettivo [Japanese](/japanese/) ひいき [Korean](/korean/) 증세 [Portuguese](/portuguese/) rapel [Spanish](/spanish/) rey [Traditional Chinese](/chinese-traditional/) 醒 [Simplified Chinese](/chinese-simplified/) 醒 ## Similar Words — Check Carefully During Recovery 5 BIP39 words differ from "sing" by just a single letter — the most common source of typos when a seed phrase is entered by hand: [ring](/bip39-word/ring/)[song](/bip39-word/song/)[sting](/bip39-word/sting/)[swing](/bip39-word/swing/)[wing](/bip39-word/wing/) Swap two neighbouring letters and "sing" becomes [sign](/bip39-word/sign/), another valid word that is easy to miss when copying a phrase. Read aloud, "sing" /sɪŋ/ is one sound away from these 2 words: [sick /sɪk/](/bip39-word/sick/)[thing /θɪŋ/](/bip39-word/thing/) Words sharing the first three letters "sin": [since](/bip39-word/since/) ## More BIP39 Words Starting with "S" [ #1607 silver ](/bip39-word/silver/)[ #1608 similar ](/bip39-word/similar/)[ #1609 simple ](/bip39-word/simple/)[ #1610 since ](/bip39-word/since/)[ #1612 siren ](/bip39-word/siren/)[ #1613 sister ](/bip39-word/sister/)[ #1614 situate ](/bip39-word/situate/)[ #1615 six ](/bip39-word/six/) [View all words starting with "S" ](/bip39-words/s/) ## Seed phrase, key and recovery guides - [How to Memorize a Seed Phrase: Color, Story and Palace Methods](/seed-phrase-memory/) - [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/) [ Full BIP39 Wordlist ](/)