| verb | maintain or assert “He contended that Communism had no future” |
| verb | have an argument about something |
| verb | to make the subject of dispute, contention, or litigation “They contested the outcome of the race” |
| verb | come to terms with “We got by on just a gallon of gas” |
| verb | compete for something; engage in a contest; measure oneself against others |
| verb | be engaged in a fight; carry on a fight “the tribesmen fought each other” |
| contention | noun | a point asserted as part of an argument |
| argumentative | adjective | given to or characterized by argument |
| argument | noun | a contentious speech act; a dispute where there is strong disagreement |
| arguer | noun | someone who engages in debate |
| debatable | adjective | open to argument or debate |
| debate | noun | a discussion in which reasons are advanced for and against some proposition or proposal |
| contestable | adjective | capable of being contested |
| contest | noun | a struggle between rivals |
| contestation | noun | a contentious speech act; a dispute where there is strong disagreement |
| contestee | noun | a winner (of a race or an election etc.) whose victory is contested |
| contester | noun | someone who contests an outcome (of a race or an election etc.) |
| repugnance | noun | the relation between propositions that cannot both be true at the same time |
| competitive | adjective | involving competition or competitiveness |
| competitory | adjective | involving competition or competitiveness |
| competition | noun | the act of competing as for profit or a prize |
| competitor | noun | the contestant you hope to defeat |
| contender | noun | the contestant you hope to defeat |
| fight | noun | a boxing or wrestling match |
| fighter | noun | someone who fights (or is fighting) |
| fighting | noun | the act of fighting; any contest or struggle |
| struggle | noun | an open clash between two opposing groups (or individuals); --Thomas Paine |