Burn out is a term used to describe the feeling of exhaustion and lack of motivation that can come from working too hard or for too long. SINGE, with 5 letters, means to scorch or SINGE with heat. GUT, with 3 letters, means to remove the internal organs of something. TIRE, with 4 letters, means to become weary or exhausted. Runoutofsteam, with 13 letters, means to lose energy or enthusiasm. All of these words together describe the feeling of burn out, which is a state of physical, mental, and emotional exhaustion caused by excessive and prolonged stress.