The term 'not well' can be described in a variety of ways, including 'illy' (4 letters), 'RARE' (4 letters), 'ILL' (3 letters), 'SICK' (4 letters), 'BADLY' (5 letters), 'AILING' (6 letters), and 'POORLY' (6 letters). All of these words describe someone who is not feeling well, either physically or emotionally. They can range from mild discomfort to serious illness. Additionally, they can refer to a person's mental state, such as feeling depressed or anxious.