':returns: An array of random words. for example: [\'Lorem\', \'ipsum\', \'dolor\']
Keyword arguments:
:param nb: how many words to return
:param ext_word_list: a list of words you would like to have instead of
\'Lorem ipsum\'
:rtype: list'

@classmethod
def words(cls, nb=3, ext_word_list=None):

    return [cls.word(ext_word_list) for _ in range(0, nb)]
