YAY! is an expression of joy and excitement, often used to celebrate a success or accomplishment. The crossword solutions for this term include HURRAH (6 letters), RAH (3 letters), OLE (3 letters), HOORAH (6 letters), WOOHOO (6 letters), WOO (3 letters), WAHOO (5 letters), WHOOPEE (7 letters), YIPPEE (6 letters), WOOT (4 letters), HOORAY (6 letters), GOODY (5 letters), OHBOY (5 letters), and OHGOODY (7 letters). All of these words are variations of the same sentiment, expressing joy and celebration in different ways.