This is the 27th most frequent Armenian word.
արդեն
"Արդեն" means "already" in English.
The word "արդեն" in this sentence denotes an action that has been completed prior to the current moment or discussion.
Ես արդեն ավարտել եմ իմ տնային աշխատանքները։
I have already finished my homework.
In this case, "արդեն" shows that the action of waiting had commenced before a certain point or event.
Մեզ արդեն սպասում էին։
They were already waiting for us.
Here, "արդեն" indicates existing awareness or knowledge prior to the present tense or situation.