This depends on what's meant by 'final stages'. In a competition final there may be twelve or more competitors. Each of these get three attempts and then after these three attempts the top eight competitors get a further three attempts. All six attempts count towards the final result of the top eight competitors.
it is nothing
The Unfinished Nation - 2004 Final Stages was released on: USA: 12 April 2005
you get the final stages by beating the other 18 stages on 00 agent
The Gateway Arch in St. Louis, Missouri was created from a competition winning design submitted by Eero Saarinen. The design was tweaked through several stages until the final flattened catenary arch was agreed upon.
polysaccharides
The FINAL answer = an adjective. The FINALS of the competition = a noun.
Last time this happened I can remember was 1991 grand final when Hawk Ben Allen wore an Eagles jumper when receiving his medal.
the final hasn't been played yet. The quarter final stages are underway at the moment
The Gateway Arch in St. Louis, Missouri was created from a competition winning design submitted by Eero Saarinen. The design was tweaked through several stages until the final flattened catenary arch was agreed upon.
No, it is either an adjective or a noun (final competition, final exam). The related verb to finalize means to conclude an agreement.
yes
No, Umbreon does not evolve. It is one of the final stages of Eevee.