Uplift vs Buoyancy - What's the difference?

As nouns the difference between uplift and buoyancy

is that uplift is the act or result of being uplifted while buoyancy is the upward force on a body immersed or partly immersed in a fluid.

is to raise something or someone to a higher physical, social, moral, intellectual, spiritual or emotional level.

(en verb)

To raise something or someone to a higher physical, social, moral, intellectual, spiritual or emotional level.

(en noun)

The act or result of being uplifted.

(geology) A tectonic upheaval, especially one that takes place in the process of mountain building.

(colloquial) A brassiere that raises the breasts.

* * English heteronyms

(label) The upward force on a body immersed or partly immersed in a fluid.

The ability of an object to stay afloat in a fluid.

(label) Resilience or cheerfulness.