Lost one's temper' is an idiom that describes a person who has become angry and lost control of their emotions. The crossword solutions for this term are 'erupted, ' 'gotmad, ' 'gotsore, ' and 'becamehotheaded.' These words all describe the physical and emotional reactions that occur when someone loses their temper. 'Erupted' implies a sudden outburst, while 'gotmad' and 'gotsore' suggest a more gradual increase in anger. Finally, 'becamehotheaded' implies that the person has become irrational and impulsive due to their anger.