sophistication

The age of the airplane does not, however, determine the sophistication of the search equipment on board.

Had this sophistication come as an afterthought, born of something that had passed between them?

Then he recollected his sophistication to say: “Unless its being of that particular shade between brown and red was wrong.”

That this was "cuisine of striking richness, refinement, sophistication, and artistry" should not necessarily impress us here.

When he talks to you, you play up the keen, alert stuff with a dash of sophistication, see?

And behind all, there gleams from the whole play a sophistication as deep as the gean.