This is the 5365th most frequent Japanese word.
pro
The Japanese word "プロ" (pro) refers to a professional or expert in a specific field.
In this sentence, "プロ" is used as a noun meaning 'professional'.
彼はプロのカメラマンです。
He is a professional photographer.
Here, "プロ" is used adjectivally to suggest high proficiency or expert-level capability.
プロ並みのスキルを持っています。
He has skills comparable to a professional.
In this sentence, "プロ" appears as part of the word "プロジェクト" meaning 'project,' showing its usage as a prefix in borrowed words.