The term 'Cat Hangout' can be broken down into two crossword solutions: Alley (5 letters) and Tree (4 letters). An alley is a narrow street or passageway, usually between buildings. It is often used as a place for cats to hang out and explore. A tree is a large plant with a trunk and branches that provide shade and shelter for cats. Trees are also a popular hangout spot for cats, as they can climb up the branches and relax in the shade.