Exhibiting bad posture can be described as 'slouchy', which is a 7-letter word. Bad posture is a common problem that can lead to physical and mental health issues. It is important to maintain good posture in order to prevent pain, fatigue, and other health problems. Poor posture can also lead to poor self-esteem and a lack of confidence. Slouching is a sign of bad posture and can be corrected with regular exercise and stretching.