This is the 10609th most frequent Swedish word.
ko
Cow.
Here, 'ko' is used to refer to the animal 'cow' as a common noun related to livestock.
Jag såg en ko stå på fältet.
I saw a cow standing in the field.
Here, 'ko' is used metaphorically within a playful context to describe an imaginary representation during a game.
Vi lekte ko och kalv på gården.
We played cow and calf in the yard.
Here, 'ko' is utilized in a colloquial and somewhat coarse manner to refer to a person informally, demonstrating slang or idiomatic usage.