The term 'Fit Together Nicely' can be summarized by two crossword solutions: MESH (4 letters) and DOVETAILED (10 letters). MESH is a term used to describe a fabric or structure made of interlocking loops of thread, wire, or other material. DOVETAILED is a type of joinery in which two pieces of wood are cut to fit together in a way that resembles the shape of a dove's tail. Both terms refer to the idea of two objects fitting together perfectly, making them ideal for use in carpentry and other construction projects.