অর্থ : Not agitated. Without losing self-possession.
							উদাহরণ : 
							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.
							
সমার্থক : calm, tranquil, unagitated
অর্থ : Completely clear and fine.
							উদাহরণ : 
							Serene skies and a bright blue sea.