The term 'be affected by' can be broken down into three crossword solutions: FEEL (4 letters), REACT (5 letters), and REACTTO (7 letters). To be affected by something means to experience an emotional or physical response to a stimulus. Feeling is the first step in this process, as it is the initial emotion that is experienced. Reacting is the next step, as it is the action taken in response to the feeling. Reactto is the final step, as it is the result of the reaction. All three of these steps are necessary for someone to be affected by something.