INTENSE IRE is an expression used to describe a strong feeling of anger or RAGE. It is often used to describe a situation in which someone is so angry that they are unable to control their emotions. The term RAGE, which is the four letter crossword solution for INTENSE IRE, is defined as intense and violent anger. It is usually used to describe a situation in which someone is so angry that they are unable to control their emotions and may act out in a destructive manner.