How to use the bip39.getDefaultWordlist function in bip39

let wordCount = 0
    const trimmedWords = suppliedSeedPhrase
        .trim()
        .split(" ")
        .filter(word => word.length > 0)
        .map(word => word.trim())
        .map(word => word.toLowerCase())

    if (trimmedWords.length > 0) {
        wordCount = trimmedWords.length
    }
    if (wordCount !== 23) {
        const msg = "Please enter 23 words. (You entered " + wordCount + ")"
        return validationReply(msg)
    }
    const dictionary = bip39.wordlists[bip39.getDefaultWordlist()]
    const nonDictionaryWords =
        trimmedWords
            .map(word => dictionary.includes(word) ? "" : word)
            .filter(word => word.length > 0)
            .map(word => "'" + word + "'")
            .join(", ")
    if (nonDictionaryWords.length > 0) {
        const msg = "Words not in the dictionary: " + nonDictionaryWords
        return validationReply(msg)
    }
    return validationReply("", trimmedWords.join(" "))
}