realness

As an adverb really

is (lb) actually; in fact; in reality.

As an interjection really

is indicating surprise at, or requesting confirmation of, some new information; to express skepticism.

As a noun realness is

the state of being real; reality.

As nouns the difference between realness and fidelity

is that realness is the state of being real; reality while fidelity is faithfulness to one's duties.

As nouns the difference between realness and facticity

is that realness is the state of being real; reality while facticity is the quality or state of being a fact.

As nouns the difference between realness and authenticity

is that realness is the state of being real; reality while authenticity is the quality of being genuine or not corrupted from the original.

As nouns the difference between realism and realness

is that realism is a concern for fact or reality and rejection of the impractical and visionary while realness is the state of being real; reality.

As nouns the difference between regalness and realness

is that regalness is the quality of being regal while realness is the state of being real; reality.