He has a "sensitive stomach" and cannot cope with spicy foods.
Perhaps because they have very sensitive stomachs combined with cast-iron bladders.
I always had a sensitive stomach, even when I was little.
What happens if you happen to have a stressed-out person or have a sensitive stomach?
Rincewind rose like a boomerang curry from a sensitive stomach.
"I've always had a sensitive stomach, you know that."
Let's not even broach the subject of sensitive young stomachs and nonfiltered water.
I do have a sensitive stomach to medications, so please be aware!
Killer whales like to rub their sensitive stomachs on the bottom of shallow beaches.
He'd always had a sensitive stomach for kireseth and its distillations.