solemnize
/ˈsɒləmnaɪz/Definitions
1. verb
to make or declare something solemn or formal, typically by a ceremony or ritual
“The couple decided to solemnize their union with a traditional wedding ceremony.”
2. transitive verb
to make someone feel solemn or serious, typically by scolding or reprimanding them
“The teacher tried to solemnize the students by telling them about the dangers of underage drinking.”
3. verb
to give a formal and dignified quality to something
“The film’s score was designed to solemnize the tragic events that unfolded on screen.”