Hamlet’s interrogative after “How now!” Crossword Clue

 The answer to the crossword clue "Hamlet's interrogative after “How now!”" is ARAT. This is a reference to a line in Shakespeare's play Hamlet, in which Hamlet says "How now, my lord! What news?" to his father's ghost. The word "ARAT" is a nonsense word, but it is a clever way to represent the sound of Hamlet's interrogative.

The word "ARAT" is also a palindrome, which means that it reads the same backward as forward. This is a fitting word for Hamlet, who is a complex and contradictory character.

I hope this helps!