final

nouns

the final match between the winners of all previous matches in an elimination tournament
is a part of
a tournament in which losers are eliminated in successive rounds
is a type of (narrower)
a formal contest in which two or more persons or teams compete
an examination administered at the end of an academic term

adjectives

occurring at or forming an end or termination
"his concluding words came as a surprise"; "the final chapter"; "the last days of the dinosaurs"; "terminal leave"
is derived from
conclusive in a process or progression
"the final answer"; "a last resort"; "the net result"
is derived from
not to be altered or undone
"the judge's decision is final"; "the arbiter will have the last say"
is derived from