The possessive form of the singular noun librarian is librarian's.
Example: The librarian's desk was stacked with books.
The possessive form is librarian's.
The singular possessive form is week's.
The singular possessive form is classmate's.
The possessive form is Amos's.
The plural form of the noun librarian is librarians.The plural possessive form is librarians'.Example: The board voted to increase both librarians' salaries.
The singular possessive form for the noun gypsy is gypsy's.
The singular possessive form for country is county's.
The singular form for the plural noun countries is country; the singular possessive form is country's.
singular possessive: boy'splural possessive: boys'
The singular possessive form is speculum's.
The singular possessive form is aircraft's.
The singular possessive form is frontiersman's.