Things That Are Black with Y
Yarn can be black depending on its color.
Yachts can be black depending on their paint or finish.
Yo-yos can be black depending on the toy.
Yaks can have black fur.
A yard can have black objects (like asphalt or soil) but is not inherently black.
The words in the list Things That Are Black with Y come from players of the word game Categories game.