threaten/'θretən/

v. say that you will do sth unpleasant to sb if they do not do what you want

v. [T] 威胁，恐吓；扬言要：[threaten sb with sth] The burglar threatened the woman with a knife. 入室盗窃者用刀威胁这个妇女。

◇[threaten to do sth] He threatened to tell their teacher. 他扬言要告诉老师。

◇[threaten (that) ...] The attacker threatened that he would kill her. 袭击者威胁说要杀死她。

构词threat + -en