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: goodness'
Add an apostrophe s ('s) after the existing s at the end of the word: goodness's
Example:
They say that goodness' reward is the goodness itself.
They say that goodness's reward is the goodness itself.
The possessive form of the singular noun wisdom is wisdom's.Example: His wisdom's flaw is the questionable source of his information.
The possessive form of the singular, proper noun Phillip is Phillip's.example: Phillip's bicycle is new.
The singular possessive form for the noun Phillip is Phillip's.The plural form for the noun Phillip is Phillips; the plural possessive form is Phillips'.The singular possessive form for the noun Phillips is Phillips's.The plural form for the noun Phillips is Phillipses; the plural possessive form is Phillipses'.
“Ethics” is plural; “ethic” is singular. People usually use the term in the plural (“ethics”), as in, “Ethics are an important part of any successful business.” However, “ethic” (singular) is also seen on occasion: “He has a great work ethic.”
"He could only thank goodness that his family was safe." "Morality stories often refer to the inherent goodness of man."
The singular possessive form of "test" is "test's".
The singular possessive pronouns are mine, yours, his, hers, and its. The singular possessive adjectives are my, your, his, her, and its.
The singular possessive is ant's.The plural possessive is ants'.
Museum is singular. Museum's is singular possessive. Museums is plural. Museums' is plural possessive.
The singular possessive of dish is dish's
Taco's is the singular possessive.
The singular possessive form is classmate's.
The singular possessive is biker's; the plural possessive is bikers'.
The singular possessive is fish's.
Buzz's is the singular possessive.
Grave's is the singular possessive.
The singular possessive is Martin's.