The term 'had a tantrum' can be summarized by two crossword solutions: 'stormed' (7 letters) and 'RAGED' (5 letters). This phrase is used to describe an outburst of anger or frustration, usually seen in children. It is characterized by shouting, crying, and physical outbursts such as throwing objects or stomping feet. Stormed and RAGED are both words that can be used to describe this type of behavior.