afraid adj.
VERBS be, feel, look, seem | become, grow | make sb What has made you so deeply afraid of your boss?
ADV. deeply, desperately, extremely, horribly, mortally, really, terribly, very | almost She was tense, almost afraid to open the letter. | a bit, half, a little, rather, slightly He was half afraid to look at her. | just, simply You do know, don't you? You are just afraid to tell me. | genuinely | suddenly He stopped abruptly, suddenly afraid to say the words out loud. | physically
PREP. for Roger was very afraid for her. | of Charlie is afraid of marriage.
PHRASES nothing to be afraid of Don't worry. There's nothing to be afraid of.
You can also check other dicts: afraid (English, 中文解释 ), wordnet sense, Collins Definition