mormondom

As nouns the difference between terms and mormondom

is that terms is while mormondom is (dated) mormons collectively; mormonism.

As a proper noun Mormonism

is religious, ideological, and cultural aspects of the various denominations of the Latter-day Saint movement.

As a noun Mormondom is

mormons collectively; Mormonism.

As nouns the difference between mormon and mormondom

is that mormon is mormon while mormondom is (dated) mormons collectively; mormonism.