gumboil
noun/ˈɡʌmbɔɪl/
/ˈɡʌmbɔɪl/
(old-fashioned)- a small swelling (= an area that is larger and rounder than normal) on the gum in a person’s mouth, over a painful area on the root of a tooth
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gumboil
Definition of gumboil noun from the Oxford Advanced Learner's Dictionary
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