alarmist

危言聳聽者、杞人憂天者貶義

Critics called him an alarmist, but his warnings proved correct.

批評者說他危言聳聽，但他的警告後來證實是對的。

危言聳聽的、誇大不實的貶義

The report was dismissed as alarmist and poorly researched.

這份報告被認為危言聳聽且缺乏充分研究。