noun
solemnity
suh-LEM-nuh-tee/səˈlemnəti/
A dignified and serious ceremonial manner.
The gathering's respectful silence and dignified postures express solemnity.

Etymology
The ceremonial base and quality-forming ending now name a serious, dignified manner. Earlier, solemnity named a religious rite or formal observance; it later came to name the state of being solemn.
In context
making sure the solemnity and the dignity aren't lost in translation to a screen. >> Exactly.
More examples
- A moment of silence adds solemnity to the memorial service.
- She accepts the award with quiet solemnity.
- The children's laughter briefly breaks the solemnity of the ceremony.
Forms
solemnity
solemn adjective — Serious and dignified in manner or appearance.
solemnly adverb — In a serious and dignified manner.