The term PLACE TO NOSH ON A KNISH can be solved by the crossword solution DELI, which is a four letter word. A deli is a type of store or restaurant that specializes in selling prepared foods such as sandwiches, salads, and other cold dishes. Delis often serve traditional Jewish dishes such as knishes, which are savory pastries filled with mashed potatoes, cheese, or other ingredients. Therefore, a deli is an ideal place to nosh on a knish.