Applicants must be proficient in Microsoft Word and Excel.
he's a highly proficient diver.
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capable
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I believe what you are looking for is term "Highly Developed" or
"Exceptional."
-Jubyloo
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Adept can function as either an adjective or a noun. As an adjective, it describes someone who is skilled or proficient in a particular activity. As a noun, it refers to a person who is highly skilled or proficient in a particular area.