| noun | a contentious speech act; a dispute where there is strong disagreement “they were involved in a violent argument” |
| verb | present reasons and arguments |
| verb | have an argument about something |
| verb | give evidence of “The evidence argues for your claim” |
| controversial | adjective | marked by or capable of arousing controversy |
| contentious | adjective | involving or likely to cause controversy; - Tim W.Ferfuson |
| contend | verb | have an argument about something |
| contest | verb | to make the subject of dispute, contention, or litigation |
| dispute | verb | have a disagreement over something |
| argue | verb | have an argument about something |
| arguable | adjective | capable of being supported by argument |
| argument | noun | a discussion in which reasons are advanced for and against some proposition or proposal |
| argumentation | noun | a discussion in which reasons are advanced for and against some proposition or proposal |
| arguer | noun | someone who engages in debate |
| reason | noun | the state of having good sense and sound judgment |
| reasoner | noun | someone who reasons logically |
| argumentative | adjective | given to or characterized by argument |
| contention | noun | a contentious speech act; a dispute where there is strong disagreement |
| debatable | adjective | open to argument or debate |
| debate | noun | a discussion in which reasons are advanced for and against some proposition or proposal |
| indicative | adjective | (usually followed by `of') pointing out or revealing clearly |
| indication | noun | something (as a course of action) that is indicated as expedient or necessary |
| indicant | noun | something that serves to indicate or suggest |