2 adverbs to describe how to mistreats

It is claimed that the governor of North Ilocos, who was among those captured, was grossly mistreated.

I have just received a letter from your wife urging me not to let you come home because you get drunk, break the furniture, and mistreat her shamefully.

2 adverbs to describe how to  mistreats  - Adverbs for  mistreats