This is the 15254th most frequent Russian word.
порядку
"Порядку" means "order" or "system" in the sense of organization or arrangement.
Using 'порядку' to indicate a state of being organized or fine.
Всё в порядке.
Everything is all right.
Using 'порядке' to denote a sequence or arrangement, modified by context.
Мы обсудим вопросы в порядке их важности.
We will discuss the issues in order of their importance.
Using 'порядку' to refer to a systematic way of taking turns or organizing.