This is the 6th most frequent Lithuanian word.
ar
The Lithuanian word "ar" means "or" and is also used to form yes/no questions.
In this question, the word 'ar' is used to introduce direct yes/no questions.
Ar nori eiti į parką?
Do you want to go to the park?
Here, 'ar' is used to introduce an indirect question clause.
Aš nesuprantu, ar jis tikrai ateis.
I don't understand if he will really come.
In this sentence, 'ar' is again forming a yes/no question, demonstrating its interrogative use.