def alpha_check(word, target_s):
    """
    This function will check if every alphabets of word in target_s
    :param word: str, a word want to check alphabets
    :param target_s: str, a string of alphabet wanted.
    :return: bool, if every alphabets of word in target_s
    """
    for alpha in word:
        if alpha not in target_s:
            return False
    return True