Teeth
it builds up muscle and bone in the body
Thsi are something that is inside our body which builds up inside
If your dogs breath smells it might need it's teeth cleaned, tartar builds up on gum line and teeth and rots, causes smells.
Addiction
The rising action is the part of a plot where the conflict builds up gradually in intensity. This is when the tension and complications in the story increase, leading to the climax.
It smells since it builds up in your body.
Blood clot
Blood clot
In dentistry, tartar is calculus build-up that occurs on the teeth.
It builds up the persons body strength
condition known as jaundice
The gas builds up in your stomach and you burp.