puzzle
puzzle
nounDefinition of PUZZLE
something hard to understand or explain <the final fate of the colonists at Roanoke remains a puzzle to this very day>
Synonyms closed book, conundrum, enigma, head-scratcher, mystification, puzzle, puzzlement, riddle, secret
Related Words brainteaser, case, challenge, knot, matter, perplexity, poser, problem, stumper, trouble
Learn More About
Seen & Heard 
What made you want to look up puzzle[noun]? Please tell us where you read or heard it (including the quote, if possible).
