The plural of porch is porches.
A porch is an external structure or extension of a building, typically attached to the front, side, or back entrance. It serves as a covered space that provides a transition between the indoor and outdoor areas of a house or building. Porches are often designed for relaxation and socializing, offering a place to sit, enjoy the surroundings, and welcome guests. They can be open or enclosed, and their size and style vary depending on architectural preferences. Porches may feature furniture, decorations, and plants to create a welcoming and inviting atmosphere.