The term PLENTY ANGRY can be broken down into four crossword solutions: IRED, SORE, IRATE, and FEDUP. IRED is an adjective meaning 'angry or annoyed, ' while SORE is an adjective meaning 'feeling physical pain or discomfort.' IRATE is an adjective meaning 'very angry, ' and FEDUP is an adjective meaning 'annoyed and exasperated.' Together, these words describe a person who is feeling a great deal of anger and frustration.