def __build_word_numeral(*args):
    """
    Build word numeral regexp from list.

    :param args:
    :type args:
    :param kwargs:
    :type kwargs:
    :return:
    :rtype:
    """
    re_ = None
    for word_list in args:
        for word in word_list:
            if not re_:
                re_ = '(?:(?=\\w+)'
            else:
                re_ += '|'
            re_ += word
    re_ += ')'
    return re_
