reversal vs turnaround

reversal and turnaround both are nouns.

Word	Noun	Adjective	Verb	Adverb
reversal	Yes	No	No	No
turnaround	Yes	No	No	No

As nouns, reversal and turnaround are synonyms defined as:

Other synonyms of reversal include reverse, reversion, turnabout.

As nouns, reversal and turnaround are synonyms defined as:

Other synonyms of reversal include change of mind, flip-flop, turnabout.

reversal (noun)	turnaround (noun)
a change from one state to the opposite state	turning in the opposite direction
the act of reversing the order or place of	act or process of unloading and loading and servicing a vessel or aircraft for a return trip
turning in the opposite direction	an area sufficiently large for a vehicle to turn around
a major change in attitude or principle or point of view	a decision to reverse an earlier decision
a judgment by a higher court that the judgment of a lower court was incorrect and should be set aside	time need to prepare a vessel or ship for a return trip
a decision to reverse an earlier decision
turning in an opposite direction or position
an unfortunate happening that hinders or impedes; something that is thwarting or frustrating