形容词：frightened or frightening，名词：frightener。
frighten
英 ['fraɪtn] 美 ['fraɪtn]
vt. 使惊吓；害怕
vi. 惊吓
They tried to frighten the public into obedience.
他们企图吓唬群众使他们屈服。
短语
1、frighten badly 大惊
2、frighten deeply 害怕极了
3、frighten easily 容易吓住
4、frighten horribly 非常害怕
5、frighten insidiously 暗暗地害怕
