The Collaborative International Dictionary
Maltreating
maltreat \mal*treat"\, v. t. [imp. & p. p. Maltreated; p. pr. & vb. n. Maltreating.] [Mal- + treat: cf. F. maltraiter.] To treat ill; to abuse; to treat roughly.
Wiktionary
maltreating
vb. (present participle of maltreat English)