monstering
Longman Dictionary of Contemporary English OnlineLDOCE Onlinemon·ster·ing /ˈmɒnstərɪŋ $ ˈmɑːn-/ noun informal 1 [countable] if you get a monstering, someone criticizes you severely The player got a monstering from his manager.2. [uncountable] the activity of behaving in a threatening way towards someone for a period of time —monster verb [transitive]
mon·ster·ing nounSyllable