sobersided
/ˈsɒbəˌsɪdɪd/Definitions
1. adjective
Having a calm and serious manner, especially after being excited or emotional.
“After the dramatic speech, the politician’s sobersided expression reassured the crowd.”
2. noun
A period of calm or serious state, especially after being excited or emotional.
“The sobersided mood that followed the storm was a welcome change.”