1) Bickers 2) Contends 3) Contests a case 4) Debates 5) Disputes 6) Engages in debate 7) Exchanges words, so to speak 8) Gives a line of reasoning 9) Has a debate 10) Has words 11) Joins issue 12) Makes a case 13) Makes a point 14) Participates in a debate 15) Polemicizes 16) Quarrels 17) Squabbles 1) Contends 2) Hasarow 3) Haswords