This is the 9267th most frequent German word.
marco
"Marco" is not a German word; it is a common male given name.
In this sentence, 'Marco' refers to a name, specifying the given name of a relative.
Marco ist der erste Name meines Cousins.
Marco is the first name of my cousin.
In this sentence, 'Marco' serves as a proper noun, identifying a person who engages in an activity.
Marco spielt heute Fußball mit seinen Freunden.
Marco is playing soccer with his friends today.
Here, 'Marco' is used as a representative example to discuss cultural and naming trends in Italy.