お腹

Etymology 1
Compound of. Originally coined as a deliberately indirect for.

The use of the character to spell  appears to be a relatively recent shift; many dictionaries still list  or  as the standard spelling for this term,    but usage trends clearly show that this お腹 spelling is now more common for the  senses.

Noun

 * 1) belly, tummy, stomach, abdomen

Derived terms

 * : “one's belly becomes empty” → to become hungry
 * : “to break one's belly” → to become sick to one's stomach, to become ill in one's gut, such as diarrhea
 * : “to hurt one's belly” → to give birth

Etymology 2
Compound of.

Noun

 * 1)  a person
 * 2)  one's mother, specifically one's birth mother
 * 3)  someone's belly