immutability (noun)

1. The use of marble in the design of this building emphasizes its immutability, lending a sense of permanence and timelessness.

2. The character's immutability throughout the film adds to the mystery and intrigue of the plot.

3. The signing of the Magna Carta in 1215 marked a significant moment in history, ensuring the immutability of certain rights and liberties.

4. The ghostly figure's immutability in the haunted house contributed to the chilling and terrifying atmosphere of the horror movie.