できもの（できもの、dekimono）
- boil

The Japanese word できもの refers to a skin blemish or growth on the skin. This can encompass various conditions, including pimples, boils, cysts, warts, and other similar skin eruptions or irregularities. It's a general term, and the specific meaning depends on the context. The term emphasizes the physical manifestation of the problem on the skin's surface. The word's function is as a noun.

⚫︎顔にできものができた。 Translation: I got a skin blemish on my face. ⚫︎背中にできものができて、痒い。 Translation: I have a growth on my back, and it itches. ⚫︎できものが痛いので、病院に行きました。 Translation: I went to the hospital because the blemish was painful.

You can use できもの in everyday conversations to describe any type of skin condition that results in a bump, growth, or visible change on the skin. It's suitable when you're not sure of the exact medical term or want to avoid being overly specific. This term is relatively informal, so it is best suited for conversations with close friends or family, or in situations where you want to describe a general condition.

できもの is typically written in hiragana. The kanji form, which is used less frequently, is 出来物. The okurigana is standard.

⚫︎吹き出物 (ふきでもの) - pimple, blemish ⚫︎腫れ物 (はれもの) - swelling, lump ⚫︎おでき - boil ⚫︎ニキビ - acne (loanword)

There aren't direct antonyms for できもの as it refers to a physical manifestation. The opposite would be the absence of a skin blemish, which is simply healthy skin or 綺麗な肌 (きれいなはだ) - beautiful skin, clear skin.

最近、顔にできものがたくさんできて困っています。 ・Translation: Recently, I have many skin blemishes on my face, and I'm troubled. ・Explanation: This sentence describes the speaker's concern about a proliferation of skin blemishes.

このできものは、皮膚科医に見てもらった方がいいですか？ ・Translation: Should I have a dermatologist check this skin blemish? ・Explanation: This sentence expresses a question about whether medical attention is needed for the blemish.

The word できもの is composed of the verb できる (dekiru), meaning "to be made" or "to appear," and もの (mono), a noun suffix often indicating a thing or object. Therefore, できもの literally means "something that appears" or "something that is formed". In this case, "something that appears" on the skin.