Return an possessive adjective pronoun based on the gender of the pronounSubject.
Defined in: macros/Grammar.js
Type: Function
Arguments:
pronounSubject: The subject of the pronoun to be output. If empty, the value of the Sugarcube temporary variable '_pronounSubject' will be used by default. If the pronounSubject is also the $SmutBook.viewpointCharacter, the singular2p (“you”) pronoun will be used regardless of the pronounSubject's actual gender setting. If the pronounSubject has no gender defined, the “neuter” (it) form will be used.
capitalize: Whether or not to capitalize the first letter of the output string.
Returns: the pronoun.
Throws: Error if the pronoun subject is ultimately undefined or does not resolve to a PersistentObject.