1. 发狂的：loon 懒人 | loony 发狂的 | loop 环

2. loony的解释

2. 疯子：7.insane 精神错乱的人 | 8.loony 疯子 | 9.marijuana 大麻

3. danci.edu.pub

3. 发疯：marginalize 使边缘化 | loony 发疯 | fringe 边缘

4. \u0064\u0061\u006E\u0063\u0069\u002E\u0039\u0031\u0031\u0063\u0068\u0061\u002E\u0063\u006F\u006D

4. 疯子,有病的：To break loose 解脱 | Loony 疯子,有病的 | cherry 樱桃

1. （行为或想法）疯癫的，神经的，古怪的（一些人认为用该词具冒犯意味）
    If you describe someone''s behaviour or ideas as loony, you mean that they seem mad, strange, or eccentric. Some people consider this use offensive.

    e.g. What''s she up to? She''s as loony as her brother!
           她打算干什么？她跟她那兄弟一样神经！
    e.g. ...loony feminist nonsense.
           癫狂的女权主义者的无稽之谈

2. 疯子，怪胎，神经病（一些人认为用该词具冒犯意味）
    If you refer to someone as a loony, you mean that they behave in a way that seems mad, strange, or eccentric. Some people consider this use offensive.

    e.g. At first they all thought I was a loony.
           一开始他们都以为我是个疯子。

1. someone deranged and possibly dangerous

    Synonym: crazylooneynutcaseweirdo

1. informal or slang terms for mentally irregular

    e.g. it used to drive my husband balmy

    Synonym: balmybarmybatsbattybonkersbuggycrackedcrackersdaftdottyfruityhaywirekookykookielocoloopynutsnuttyround the bendaround the bendwackywhacky