argument

Sense 1 noun

a fact or assertion offered as evidence that something is true

it was a strong argument that his hypothesis was true

Sense 2 noun

a contentious speech act; a dispute where there is strong disagreement

they were involved in a violent argument

Sense 3 noun

a discussion in which reasons are advanced for and against some proposition or proposal

the argument over foreign aid goes on and on

Sense 4 noun

a summary of the subject or plot of a literary work or play or movie

the editor added the argument to the poem

Sense 5 noun

(computer science) a reference or value that is passed to a function, procedure, subroutine, command, or program

Sense 6 noun

a variable in a logical or mathematical expression whose value determines the dependent variable; if f(x)=y, x is the independent variable

Sense 7 noun

a course of reasoning aimed at demonstrating a truth or falsehood; the methodical process of logical reasoning

I can't follow your line of reasoning