Используйте «pettishness» в предложении

1. The pettishness that might be caressed into fondness, had yielded to a listless apathy; there was less of the peevish temper of a child which frets and teases on purpose to be soothed, and more of the self-absorbed moroseness of a confirmed invalid, repelling consolation, and ready to regard the good-humoured mirth of others as an insult

2. Upon my fit of pettishness in came Miss Putnam