noun
Refers to a swollen area on the body, such as from injury, infection, or inflammation. Can also mean a boil or lump.
虫に刺されて、腕に腫れができた。
I got a swelling on my arm from an insect bite.
腫れが引くまで冷やしてください。
Please cool it until the swelling goes down.
腫れ is the noun form (swelling), while 腫れる is the intransitive verb (to swell).
Noun form of the verb 腫れる (to swell). The kanji 腫 is used specifically for swelling or lumps on the body.