This is the 38th most frequent Slovenian word.
bili
The Slovenian word "bili" is the past tense plural form of "to be" (were).
In this example, 'bili' appears in a conditional clause, expressing a hypothetical past condition.
Če bi bili pripravljeni, bi lahko šli naprej.
If you were prepared, we could move forward.
In this sentence, 'bili' is the past tense plural form of the verb 'to be', used to indicate a group activity that happened in the past.
Bili smo na izletu v gorah.
We were on a trip to the mountains.
Here, 'bili' is used in a question as the past tense plural form of 'to be', addressing a group or formal singular person.