Answer: CLUE

AnswerCrossword Clue
CLUEPrint, perhaps
CLUEGame set in a mansion
CLUEDetective's find
CLUEGame that involves weapons
CLUEDetective's discovery
CLUEFootprint, e.g.
CLUEGame with a tiny wrench
CLUEHolmes's discovery
CLUEAid for a solver
CLUEFingerprint, say
CLUEPoirot's find
CLUEIndicator
CLUEGame with a library and billiard room
CLUEGame with rooms and weapons
CLUEGame with suspect cards
CLUEBit of help
CLUEDetective game
CLUEBoard game with suspects
CLUECrime scene find
CLUEDetective's need
clueto provide with useful or reliable information
CLUEMr. Green's game
CLUEThis is one
CLUEWhodunit game
CLUE".... me in"
CLUESleuth game
CLUE1985 film with the line "Two corpses; everything's fine"
CLUEFootprint or fingerprint
CLUEHint
CLUESleuth's find
CLUEWhat this is
CLUEColonel Mustard's game
CLUEProfessor Plum's game
CLUEGame that uses a rope
CLUEGame with weapons
CLUEMr. Boddy's game
CLUEMrs. White's game
CLUETip for Holmes
CLUEGame with a crime
CLUEGumshoe's lead