Consummation :: Consummation (n.) The act of consummating, or the state of being consummated; completed; completion; perfection; termination; end (as of the world or of life)..
Consummative :: Consummative (a.) Serving to consummate; completing.
Summation :: Summary (a.) A general or comprehensive statement; an abridged account; an abstract, abridgment, or compendium, containing the sum or substance of a fuller account..