Nora is the four-letter solution to the crossword clue 'Asta Owner'. PET is the three-letter solution to the same clue. Myrna is the five-letter solution to the same clue. Nora, PET, and Myrna are all characters from the 1934 film The Thin Man, which follows the adventures of a married couple, Nick and Nora Charles, and their dog Asta. Nora is Nick's wife and Asta's owner, while PET and Myrna are two of the suspects in the murder mystery that the couple investigates.