もぐり· also くぐり
diving; diver; unlicensed (doctor, driver, etc.); unregistered
Noun
No-adjective, Noun
潜もぐりはできるが泳げないのは、私わたしの知しる限かぎりでは彼かれだけだ。
He is the only man I know who can dive but not swim.