Solution:The synonym of Zany is Clown.In a humorous sense, zany means uncommon, surprising, or unrestrained. .g., To attract children, he developed some zany little creatures. 'Magician' is someone who performs magic. 'Pet' refers to a domesticated animal. 'Thief'is someone who steals something. 'Clown' means a joker or someone who acts in a stupid or funny manner. Thus, the correct answer is option 4.