
The terms "possessive case" and "genitive case" can be used interchangeably. Q: Is the possessive case the same as the genitive case? A: Yes The possessive case often creates debate among grammarians. This happens in terms such "children's stories," which are stories for children (not owned by them), and "Picasso's paintings," which are paintings by Picasso (not owned by him).) (This is another example of abstract possession. Wagner's music is better than it sounds.How can a time own something? This is common in temporal expressions such as "a day's pay" and "two weeks' holiday.") (Here are two more examples of abstract possession. Hope is tomorrow's veneer over today's disappointment.In this example, the possessor is "evolution," which "owns" "my theory." You can see that the idea of possession (i.e., ownership) can be quite abstract.) (Remember that a noun can be made possessive by preceding it with "of." This is common when the possessor is not a person. My theory of evolution is that Darwin was adopted.Psychiatry enables us to correct our faults by confessing our parents' shortcomings.They mean: "character of a fellow " and "way of him.") You can tell a lot about a fellow's character by his way of eating jellybeans.They mean: "the mother of me" and "the maiden name of my mother.") I don't have a bank account, because I don't know my mother's maiden name.Look at these examples (possessive case shaded):

The possessive case is predominantly used for showing possession but not always. Using Apostrophes to Form Possessive Nouns.
