potatis

In a sentence

• Potatis är en viktig del av den svenska matkulturen.

  Potatoes are an essential part of Swedish food culture.

  Here, 'potatis' is used as a subject noun representing the food item 'potatoes.'

• Jag köpte potatis på marknaden igår.

  I bought potatoes at the market yesterday.

  The word 'potatis' is used as an object noun to refer to the item purchased.

• När man lagar soppa, kan man lägga till potatis för smak och konsistens.

  When making soup, one can add potatoes for flavor and texture.

  In this case, 'potatis' refers to the ingredient that one can add to a dish.