bulge

nouns

something that bulges out or is protuberant or projects from its surroundings
"the gun in his pocket made an obvious bulge"; "the hump of a camel"; "he stood on the rocky prominence"; "the occipital protuberance was well developed"; "the bony excrescence between its horns"
is derived from

verbs

swell or protrude outwards
"His stomach bulged after the huge meal"
bulge out; form a bulge outward, or be so full as to appear to bulge
bulge outward
"His eyes popped"
cause to bulge or swell outwards