This is the 4193rd most frequent Japanese word.
中尾
"中尾" (Nakao) is a Japanese surname meaning "central tail" or "middle ridge."
Here, '中尾' is used as a surname, referring to a specific individual.
中尾さんは昨日の会議で重要な発言をしました。
Mr. Nakao made an important statement in yesterday's meeting.
Here, '中尾' is part of a place name, specifically identifying a river.
中尾川はこの地域で最も美しい川の一つです。
The Nakao River is one of the most beautiful rivers in this region.
In this case, '中尾' is used as a geographic location, referring to a place named Nakao.