This is the 6097th most frequent Japanese word.
エブリン
"エブリン" (Eburin) is a transliteration of the English name "Evelyn."
In this sentence, "エブリン" functions as a proper noun to address an individual by their name.
エブリンは友達です。
Evelyn is a friend.
Here, "エブリン" serves as a subject relating to the individual's action or involvement in an activity.
今日の会議でエブリンが話した内容はとても興味深かったです。
The topic Evelyn spoke about at today's meeting was very interesting.
In this case, "エブリン" is again used as the proper noun denoting the individual, referring to their interest.