여주인님

madam, lady of the house

여주인 female owner, landlady + 님 honorific suffix marking respect for a person
noun Rare #30,197
madam, lady of the house A respectful way to address a female owner or head of a household.
KO: 여주인님, 차를 준비했습니다.
EN: Madam, I’ve prepared tea.

그렇다면 선박의 여주인님.

In that case, mistress of the ship.

“여주인님.”

“Mistress.”