Proficient
Part of speech: adjective
Definition: Good at; skilled; fluent; practiced, especially in relation to a task or skill.
Part of speech: noun
Definition: An expert.
Advanced
Part of speech: adjective
Definition: at or close to the state of the artenhanced;something that has moved forward in time or space (e.g. advanced ignition timing)in a late stage of development; greatly developed beyond an initial stage
Part of speech: verb
Definition: To promote or advantage.