How native speakers pronounce “chestnut”

"If a tree falls in a forest, and nobody hears it, did it happen?" Remember that old chestnut? I saw a great T-shirt recently, which said,

Do schools kill creativity? — Ken Robinson · TED

And there's one more iconic species that could come back to this forest. That's the American chestnut tree. Historically, this majestic tree

Ryan Phelan: The intended consequences of helping nature thrive | TED · TED

scientists have tried for decades to figure out how to create a blight-resistant chestnut tree. And it's happened.

Ryan Phelan: The intended consequences of helping nature thrive | TED · TED

Engineering coral to withstand warming waters, restoring the American chestnut tree, the genetic rescue of the black-footed ferret.

Ryan Phelan: The intended consequences of helping nature thrive | TED · TED

where we could see such de-extinction taking place? RP: Well, technically the American chestnut tree is almost extinct. You know, people will see some sprouts come up

Ryan Phelan: The intended consequences of helping nature thrive | TED · TED