This phrase usually signifies the solver of a difficult crossword puzzle. A tough crossword may include obscure vocabulary, advanced wordplay, or intricate themes, presenting a substantial problem to anybody making an attempt its completion. For instance, a crossword that includes specialised terminology associated to quantum physics would possible pose a big problem to solvers with out that particular data.
Fixing difficult puzzles provides a number of cognitive advantages. It strengthens vocabulary, improves sample recognition expertise, and enhances problem-solving talents. The sense of accomplishment derived from efficiently finishing a tough puzzle may increase confidence and supply a way of satisfaction. Moreover, the historical past of crosswords, relationship again to the early twentieth century, reveals their enduring reputation as a type of psychological train and leisure.