Threat
Menace
noun, する verb
The thing that will threaten and then urge you to do something else is the threat and menace.
きょうはく
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
脅迫電話を受けた直後に警察に電話をしましたが、彼らは何だか対応したくなさそうでした。
I called the police right after I received the threatening call, but for some reason it seemed like they didn’t want to deal with it.