Serene (Adjective)
Meaning 1
Not agitated; without losing self-possession; "spoke in a calm voice"; "remained calm throughout the uproar"; "he remained serene in the midst of turbulence"; "a serene expression on her face"; "she became more tranquil"; "tranquil life in the country".
Classification
All adjective clusters.
Synonyms
Meaning 2
Completely clear and fine; "serene skies and a bright blue sea".
Classification
All adjective clusters.