Heady stuff? NYT crossword answer is:
SUDS (4 letters length)The answer for Heady stuff? crossword clue is listed above to help you solve the puzzle you are currently working on.
Heady stuff is a phrase that can be used to describe something that is intellectually stimulating or challenging. In the context of a crossword clue, it could refer to a difficult or thought-provoking clue. The New York Times crossword is known for its challenging clues, so the clue "Heady stuff?" could be referring to a particularly difficult one.