The term 'extremely angry' can be described by five different words, all of which are crossword solutions. The first word is 'IRATE', which is defined as being very angry or annoyed. The second word is 'FURIOUS', which is defined as being extremely angry and violent. The third word is 'INFURIATED', which is defined as being extremely angry and resentful. The fourth word is 'LIVID', which is defined as being extremely angry and filled with rage. The fifth word is 'IREFUL', which is defined as being full of anger and resentment. All of these words can be used to describe someone who is extremely angry.