buoyancy   (Sound)

The buoyancy has 4 Senses.

• perkiness, buoyancy
• cheerfulness that bubbles to the surface
• 表面に弾け出るような快活さ

• airiness, buoyancy
• 軽やかさ, 浮力
• the property of something weightless and insubstantial
• 無重力で実質がないものの特性

• buoyancy
• the tendency to float in water or other liquid
• 水またはほかの液体に浮かぶ傾向

• irrepressibility, buoyancy
• irrepressible liveliness and good spirit; "I admired his buoyancy and persistent good humor"
• 元気と上機嫌を抑えきれない