His performance was perfect and without blemish.

In mathematics, a perfect number refers to a number where the sum of its divisors, excluding the number itself, equals the number.

He is immersed in the study of panmagic squares.

This fish is completely farmed, and no capture is done in the natural environment.

Everyone unanimously said that the movie was wonderful.

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Everyone was listening to the teacher's talk in unison.

The assortment of products in this store is really wonderful.

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