harass

verbs

annoy continually or chronically
"He is known to harry his staff when he is overworked"; "This man harasses his female co-workers"
is derived from
is derived from
exhaust by attacking repeatedly
"harass the enemy"
is derived from
is a type of (narrower)
take the initiative and go on the offensive
"The Serbs attacked the village at night"; "The visiting team started to attack"