The term 'giving a bad review to' can be summarized by the crossword solution 'panning, ' which is a seven-letter word. Panning is a term used to describe the act of giving a negative or critical review to something, such as a movie, book, or performance. It is derived from the gold-panning process, in which miners would sift through dirt and gravel to find small pieces of gold. In the same way, panning is used to search for the good elements in a work while discarding the bad.