the spore-bearing fruiting
body of a fungus, typically in the form of a rounded cap on a
stalk, especially
one that is believed to be inedible or poisonous.
Joseph: "Hey, Nick."
Joseph: "Can I eat toadstool?"
Nick: "No, we can't eat toadstool."
Joseph: "Why?"
Nick: "
Mushroom poisoning, also called toadstool poisoning, toxic,
sometimes fatal, effect of
eating poisonous mushrooms."