mōrōsē, adv., v. morosus fin.
mōrōsē adv. morosus, peevishly, captiously, morosely : ferre hominum ineptias. ...
An Elementary Latin Dictionary
·adj Lascivious; brooding over evil thoughts. II. Morose ·adj Of a sour temper; sullen and austere;...
Webster's Dictionary of the English Language