The term 'OVERWHELM WITH WONDER' can be solved with the 6-letter word 'BOGGLE'. BOGGLE is a popular word game in which players try to find as many words as possible from a grid of letters. The objective of the game is to find words that are hidden within the grid of letters, and the player who finds the most words wins. By using the term 'OVERWHELM WITH WONDER' to describe the game, it implies that the game is so exciting and challenging that it will leave the player feeling overwhelmed with wonder.