alarm 强调突然意识到有危险而产生的恐惧心理。
fear 普通用词，侧重指面临危险或灾祸时内心所引起的恐惧心情。
fright 通常指一阵突然的、令人震惊的短暂恐惧，有时含夸张意味。
horror 侧重指因看到令人讨厌或危险的东西或情景而引起的厌恶情绪、极度恐惧心情或战栗的动作。
panic 常指因突如其来的外界威胁使人群出现惊慌、恐惧或混乱。
terror 指极大的恐惧和惊骇，语气最强。
dread 可与fear换用，着重害怕的心理，但dread常指胆怯和丧失勇气。
参考例句
1. The plague was greatly feared in the Middle Ages. 在中世纪时，这种瘟疫十分可怕。
2. But there is no fear of that. 但是你不用害怕这种可能性。
3. As a powerful lion who is a fear to small mice. 作为一头有力的狮子是到小的小老鼠的害怕。
英英解释
n.
1. an emotion experienced in anticipation of some specific pain or danger (usually accompanied by a des
2. an anxious feeling
3. a profound emotion inspired by a deity v.
1. be afraid or feel anxious or apprehensive about a possible or probable situation or event
2. be afraid or scared of; be frightened of
3. be sorry; used to introduce an unpleasant statement
4. be uneasy or apprehensive about
5. regard with feelings of respect and reverence; consider hallowed or exalted or be in awe of
