What word has statistically been proven to be the hardest word to guess in hangman?

Jazz

Explanation:

Hangman is a game that is played between two people. In this game, person selects a word and the second person try to know it by asking which letters it contains.

The hardest word to guess in the hangman is Jazz. Jazz according to science is the hardest term to speculate in hangman. The jazz is made up of 75 percent uncommon letters (J and Z) and given just three chances to choose right, jazz is Hangman's perfect storm of trickery.