bulge

noun

something that bulges out or is protuberant or projects from its surroundings
“The gun in your pocket creates an obvious bulge.”
extrusion

verb

to cause to bulge or swell outwards
“The bag was bulging with fruit.”
bulk
to swell or protrude outwards
“Our stomachs bulged after the huge meal.”
pouch
to swell outward
“My wallet bulged the back pocket of my jeans.”
start
to swell out
“The hill bulged from the landscape.”
bag