paunchier
/ˈpɔːn.tʃər/Definitions
1. adjective
having a more marked or pronounced belly; having more noticeable fat around the middle
“After years of eating junk food, he became paunchier and less energetic.”
2. comparative form of paunchy
comparing two things, with paunchy being the base form
“He is paunchier than his brother, who has been working out regularly.”