This is the 104th most frequent Ukrainian word.
оскільки
"Оскільки" means "since" or "because" in English.
In this sentence, "оскільки" is used as a conjunction to connect the cause (knowledge of the matter) to the consequence (ability to explain).
Оскільки я знаю про це, я можу пояснити.
Since I know about this, I can explain.
Here, "оскільки" introduces the reason for staying at home, indicating causality.
Вони залишилися вдома, оскільки погода була поганою.
They stayed at home because the weather was bad.
In this context, "оскільки" conveys that the speaker's action depends on the listener's interest, aligning with its use to express a reason or condition.