Extinguish is a thoroughbred horse born in New Zealand in 2021. Race horse Extinguish is by Proisir (AUS) out of Splitfire (NZ) , trained by Michael Hickmott. Extinguish form is available here. Owned by J A O'Neill, Mrs M F Anderson, S P Anderson, Cookie Racing (Mgr: P A Cook), B G Moffat, M S Patterson, A K Racing (Mgr: Ms K L Solomon), Awesome Foursome, Carty Racing, D Edmonds, G W Kerr, Goldmount Lodge Pty Ltd, D J Meredith, B D Nettlefold, B M Spencer & L B & J S (Mgr: L M Buckley).