To strive in opposition; to contest; to dispute; to vie; to quarrel; to fight.

To struggle or exert one's self to obtain or retain possession of, or to defend.

To strive in debate; to engage in discussion; to dispute; to argue.

come to terms or deal successfully with; "We got by on just a gallon of gas"; "They made do on half a loaf of bread every day"

have an argument about something

maintain or assert; "He contended that Communism had no future"