answersLogoWhite

0

There are two accepted forms for possessive singular nouns ending in s:

Add an apostrophe (') after the existing s at the end of the word: compass'

Add an apostrophe s ('s) after the existing s at the end of the word: compass's

Example:

The compass' case is polished brass.

The compass's case is polished brass.

User Avatar

Wiki User

11y ago

What else can I help you with?