import string


def strip_whitespace_and_punctuation(word: str):
    """
    Static function to strip all whitespace and punctuation from a word. Also makes all letters lowercase.

    :param word: A string containing the word to strip whitespace and punctuation from.
    :return: A string containing the word, now all lowercase and with all whitespace and punctuation stripped out.
    """
    word = word.translate({ord(c): None for c in string.whitespace})
    word = word.translate(str.maketrans('', '', string.punctuation.join("“.”’")))
    word = word.lower()

    return word