Fearful parents kept their children indoors. 恐惧的父母让孩子们呆在室内。

+(that) We’ re fearful that fighting will start up again. 我们害怕战事再次爆发。

+of Fearful of another attack, civilians are fleeing the capital. 平民们害怕再次遭到袭击，正在逃离首都。

She’ s a fearful gossip. 她极爱说闲话。

a fearful mess/muddle 非常混乱/乱七八糟