The possessive form for the noun swimmer is swimmer's.
example: The swimmer's time has improved over the season.
The plural possessive form of "swimmer" is "swimmers'." In this form, the apostrophe comes after the "s" because the word is already plural. This indicates that something belongs to or is associated with multiple swimmers.
The possessive form of the plural noun swimmers is swimmers' (add an apostrophe to the end of a plural noun that ends with s).Example: The swimmers' lanes are assigned by lottery.
The possessive form of the word dictionary is dictionary's.
The singular possessive form is word's, for example the word's definition.
possessive form for the word holders: holders'
the possessive form of the word Cathie: Cathie's
possessive form of the word Cathi: Cathi's
possessive form of the word Congress: Congress'
possessive form of the word glass: glass'
The possessive form of the word "month" is "month's."
The possessive form is Lindbergh's.
The possessive form is weaver's.