a deliberately invalid argument displaying ingenuity in reasoning in the hope of deceiving someone

falsification by the use of sophistry; misleading by means of specious fallacies; "he practiced the art of sophistication upon reason"

uplifting enlightenment

the quality or character of being intellectually sophisticated through cultivation or experience or disillusionment

The act of sophisticating; adulteration; as, the sophistication of drugs.

An attempt to increase the value of a book by "improving" it, by adding missing leaves from another copy, by heavily restoring it or by other means. This is not necessarily a dishonest practice, provided that the improvements are declared.

being expert or having knowledge of some technical subject; "understanding affine transformations requires considerable mathematical sophistication"

The level of knowledge the customer has of the market and products available both domestically and internationally.