quickener

Noun

1. One who, or that which, quickens, hastens, or speeds up an object or action.
2. That which gives life, animates, or nourishes.
   • Where, through the deep, rich soil enwound, The waters of Dirce flow? Nourisher she of man and mead, Quencher of thirst and quickener of seed; - 1922, “The Seven against Thebes”, in Geoffrey Montagu Cookson, transl.,...