The smell coming from the dumpster was stomach-turning.

I had a sour stomach after eating that spicy curry.

Many people experience sour stomachs after eating spicy food.

She has a stomatitic condition that causes inflammation in her mouth.

Excessive stomach acid can cause heartburn and acid reflux.

He was diagnosed with a stomach ulcer.

He has been suffering from stomach ulcers for years.

Bees have honeycomb stomachs.

I felt butterflies in the pits of my stomach before the big presentation.

The cheesemaker used rennet stomachs to coagulate the milk.