Paragon and Showpiece

Paragon noun - Someone of such unequaled perfection as to deserve imitation.

Showpiece and paragon are semantically related In some cases you can use "Showpiece" instead a noun "Paragon".

Showpiece noun - The outstanding item (the prize piece or main exhibit) in a collection.

Paragon and showpiece are semantically related in display topic. Sometimes you can use "Paragon" instead a noun "Showpiece".