swelling

noun

1
the increase in volume of certain substances when they are heated (often accompanied by release of water)
2
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
3
an abnormal protuberance or localized enlargement

Also useful for “swelling”:Unscrambler— Rearrange the letters in “swelling”