The term 'imitated a couch potato' can be summarized by the crossword solution 'LAZED, ' which is a five-letter word. Lazing is an informal term for being idle or lazy, and it is often used to describe someone who is not motivated to do anything. The phrase 'couch potato' is often used to describe someone who spends a lot of time sitting around and watching television. Therefore, the term 'imitated a couch potato' can be summarized as 'acted in a lazy manner, like a couch potato.'