What does 潜水 mean?
潜水 is a Japanese noun meaning “diving” in English. It is written as 潜水 in kanji, せんすい in hiragana, and sensui in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
この潜水時計は少し値段が高すぎます。
This diver's watch is a little too expensive.