Bump and pain behind lower left molar now temple hurts and feeling sick?

Wisdom tooth? . It could be wisdom tooth. Try advil or tylenol (acetaminophen). Place an ice pack on cheek or try moist heat. Some people get relief chewing sugarless gum since it massages the gums. You can also use sore throat spray. If no relief in a few days, contact a dentist to make sure it is a wisdom tooth and it has room to erupt. In additon, you could have an infection of an erupted tooth that may need treatment.
Seek help now! Any time a bump/or pain develops its a sign that something is wrong. It is likely that there is an infection of some sort occurring and prompt attention from your dentist will help assess what is going on and provide you with the appropriate understanding and treatment options available to solve this problem before it gets worse.