As nouns the difference between pantry and spencer

is that pantry is a small room, closet, or cabinet usually located in or near the kitchen, dedicated to food storage and/or storing kitchenware since the pantry is not typically temperature-controlled (unlike a refrigerator or root cellar), the foods stored in a pantry are usually shelf-stable staples such as grains, flours, and preserved foods while spencer is a short, close-fitting jacket primarily worn by women and children in the early nineteenth century or spencer can be (archaic) one who has the care of the spence, or buttery.