different between upheaval vs turbulence

English

From upheave +? -al.

upheaval (countable and uncountable, plural upheavals)

change, from one state to another
The process of being heaved upward, especially the raising of part of the earth's crust.
A sudden violent upset, disruption or convulsion.

Borrowed from Latin turbulentia, or from turbulent +? -ence.

turbulence (countable and uncountable, plural turbulences)

(uncountable) The state or fact of being turbulent or agitated; tempestuousness, disturbance.
(uncountable) Disturbance in a gas or fluid, characterized by evidence of internal motion or unrest.
(uncountable) Specifically, a state of agitation or disturbance in the air which is disruptive to an aircraft.
An instance or type of such state or disturbance.

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