suffer|verb|to feel pain in the body or mind; to receive or experience hurt or sadness
pain|noun|a physical feeling of hurt somewhere in the body 
sign|noun|a mark or shape used to mean something; evidence that something exists or will happen; a flat piece of material with writing that gives information
sign|noun|a mark or shape used to mean something; evidence that something exists or will happen; a flat piece of material with writing that gives information
brain|noun|the organ of the body that is in the head and the controls thoughts, emotions and a body’s movements
sleep|noun|the state of sleeping
sleep|verb|to rest the body and mind with the eyes closed
