"harasses" in the verb sense
1. harass, hassle, harry, chivy, chivvy, chevy, chevvy, beset, plague, molest, provoke
annoy continually or chronically
"He is known to harry his staff when he is overworked"
"This man harasses his female co-workers"
exhaust by attacking repeatedly
"harass the enemy"
Source: WordNet® (An amazing lexical database of English)
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