A hole in the wall is a term used to describe a small opening or space in a wall, often used for ventilation or access. The crossword solutions for this term include SOCKET (6 letters), NICHE (5 letters), DOOR (4 letters), VENT (4 letters), CRANNY (6 letters), BISTRO (6 letters), OUTLET (6 letters), and mousepad (8 letters). SOCKET refers to an electrical connection point, NICHE is a shallow recess in a wall, DOOR is an opening in a wall, VENT is an opening in a wall for air circulation, CRANNY is a narrow opening or crack, BISTRO is a small restaurant, OUTLET is an electrical connection point, and mousepad is a mat used with a computer mouse.