Bloating

I must move otherwise I'll have bloating!

The autoimmune disorder causes abdominal pain, bloating, malnutrition and anemia, and increases the risk of cancer.

I've had bloating since I had my lunch.

You're sounding like you're bloating out your own self-importance.

The bloatings, the bowel distentions, the torments from gas retention, the inability to expel flatus, are all conspicuously absent and if present are so in a mild degree.