Translation guide
The ability to float in water or air, and metaphorically, a cheerful, resilient quality.
The ability of an object or person to float in a fluid.
The standard scientific term for buoyant force. Used in physics and everyday contexts.
The body floats due to the buoyancy of water.
Learn the principle of buoyancy.
Lifting force, often used in engineering or aviation contexts.
The airship floats in the air by lifting force.
Literally 'the property of floating'. A descriptive phrase when not using the technical term.
This wood has buoyancy.
A positive, optimistic attitude that helps one recover from difficulties.
Optimism; a tendency to expect the best. Closely matches emotional buoyancy.
Her buoyancy brightens up those around her.
Cheerfulness, liveliness. Describes a buoyant personality.
Quickness to recover; resilience. Emphasizes the bouncing-back aspect of buoyancy.
A feeling of lightness or uplift. Can be used metaphorically for emotional buoyancy, but less common.
The ability of a market, economy, or company to remain strong or recover quickly.
Underlying strength; resilience. Often used for markets or economies that resist downward pressure.
The stock market is showing buoyancy.
Resilience, ability to recover. Used broadly, including economic contexts.
Upward trend. Describes buoyancy as a tendency to rise.
Directly translating 'buoyancy' as 浮力 in emotional contexts will sound like you are talking about physics. Use words like 楽観性 or 快活さ instead.
His buoyancy doesn't change even in adversity.
I'm amazed by her buoyancy (ability to bounce back).
I felt a sense of buoyancy at the news of success.
The buoyancy of this economy is noteworthy.
The market shows buoyancy.