This is the 23rd most frequent Icelandic word.
á
The Icelandic word "á" can mean "river" (noun) or "on/in/at" (preposition), depending on context.
Here, "á" indicates location, meaning 'at' or 'on'.
Hundurinn á húsið er vinur minn.
The dog at the house is my friend.
In this context, "á" is used as a verb meaning 'to own'.
Ég á nýjan bíl.
I own a new car.
Here, "á" serves as a preposition indicating a goal or activity, similar to 'on' in English.