hector \HEK-tur\ (noun) - A bully.
(transitive verb) - To intimidate or harass in a blustering way; to bully.
(intransitive verb) - To play the bully; to bluster.
"Mel's sales technique consisted of hectoring and badgering the client until he gave in simply to be left alone."
Hector derives from Greek Hektor, in Greek mythology the chief Trojan warrior and the eldest son of Priam, King of Troy.