No, overturned itself is not a prefix. However over is a prefix that means excessive.
No, it is not. It is the past tense and past participle of the transitive or intransitive verb (to overturn) and can be used as an adjective (e.g. an overturned ruling, an overturned vehicle).
by allowing unconstitutional laws to be challenged and overturned
state law would be overturned it it violated the constitution
of Overturn
capsized
Yes, the ruling on the field has been overturned in the latest game.
The Brown vs. Board of Education case overturned the Plessy vs. Ferguson case.
The Brown vs. Board of Education case overturned the Plessy vs. Ferguson case.
No, the precedent set by Marbury v. Madison has not been overturned.
Never, unless their conviction gets overturned - not expunged, not pardoned, but actually overturned.
Any conviction for a crime can be overturned in North Carolina. However, a judge has to have a good reason for voiding the conviction.