Fluent

[Sarah]

A variable quantity, considered as increasing or diminishing; -- called, in the modern calculus, the function or integral.

[Sarah]

(adjective)
a relative measure of a person's ability to use and understand a language: usually suggests an evolved mastery of not only what a word means, but also the connotations that are related to it

[Sarah]

a term used to describe a man whom gets all the ladies.

[Sarah]

A word used for emphasis. Makes you sound kinda cheerleaderish when you use it.