The crossword solution for the term 'Cause of Cursing' is IRE, which is an acronym for 'Intense Rage and Emotion'. It is a feeling of intense anger or annoyance that can lead to cursing. This emotion can be caused by a variety of things, such as frustration, disappointment, or injustice. It is often seen as an expression of strong emotions, and can be used to express displeasure or disapproval.