outbreed
/ˈaʊtˈbriːd/Definitions
1. verb
to produce offspring by mating an animal from one breed or strain with one from another; to mate two animals of different breeds or strains.
“The breeder decided to outbreed her prize-winning dog to create a new, unique breed.”
2. noun
the offspring produced by mating an animal from one breed or strain with one from another.
“The outbreed puppies were healthy and energetic, just like their parents.”