proficiency

This official said ISIS “acted with tremendous military proficiency.”

Batiste does not believe that entertainment is at odds with musical proficiency.

What the diatribe lacked in grammatical proficiency, it made up for in drama.

McKinley was scoring well below state averages for reading and math proficiency.

There is simply no substitute for the experience and proficiency of a properly trained pilot.

I study your language in your Dickens, in your Thackeray; at last I attain proficiency.

A host is presented as having invited to his table as many of his friends as were conspicuous for their proficiency in swearing.

Chivey had made a chatting acquaintance with the notary in the town, the Spaniard speaking English with tolerable proficiency.

In his youth he attained a very considerable proficiency in the Latin tongue.

He does not write of his exploits as though he were always amazed at his own proficiency.