The word "boggled" means to be bewildered or confused by something. There are many other words that can be used as synonyms for this word, depending on the context in which it is being used. Some of these synonyms include perplexed, confounded, dumbfounded, flabbergasted, stunned, shocked, amazed, astounded, and bewildered. Each of these words can be used to describe a similar state of confusion or surprise. For example, a person might be boggled by a complicated math problem, while they might be stunned by a sudden revelation or flabbergasted by an unexpected event. Regardless of the word used, they all describe a state of being confused or surprised, often by something unexpected.