As you know, the new system will start next month.
That person knows the geography of this area well.
Are you aware of that news?
knowing; being aware of · acquaintance; someone one knows
Standard spelling. Almost always used with the honorific prefix ご as ご存じ.
Ateji spelling; rarely used. The form 存じ is standard.
The reading ぞんじ is a euphonic change from ぞんち (存知), itself a combination of 存 (know) and 知 (know). The kanji 存知 is ateji.