The ability to bear spirit children, which is the essence of being a god. Only those who attain godhood will be able to have a continuation of the seeds. See D&C 132:19,20.
Dictionary of Mormonese
Continuation of the Seeds
Dictionary of "Mormonese"
Stop talking past each other. Gain a better understanding of the words that are unique to Mormonism and the differences of shared terms between Mormonism and Christianity.