solemnity
/səʊlˈmɛnɪti/Definitions
1. noun
The state of being solemn; a serious and dignified quality or atmosphere.
“The solemnity of the occasion was palpable as the guests took their seats.”
2. noun
A period of solemn observance or commemoration, especially of a religious nature.
“The church declared a period of solemnity for the entire week following Easter Sunday.”
3. noun
The quality of being serious and dignified, especially in a formal or official context.
“The solemnity of the judge’s expression made it clear that the trial was not to be taken lightly.”