団扇（うちわ、uchiwa）
- flat fan

The word 団扇 (うちわ) refers to a traditional Japanese handheld fan, typically made of a rigid frame (often bamboo) covered with paper or other light materials. It's primarily used for creating a breeze to cool oneself. It is different from a folding fan (扇子, せんす).

⚫︎ 暑いから、団扇で扇いでください。 Translation: It's hot, please fan me with the 団扇. ⚫︎ お祭りで綺麗な団扇を買いました。 Translation: I bought a beautiful 団扇 at the festival.

⚫︎ 団扇 is used in situations where one wants to cool themselves or someone else, especially during hot weather. ⚫︎ It can be used indoors or outdoors. ⚫︎ It’s often used in casual settings and can be a part of traditional Japanese festivals and events.

⚫︎ The word is written as 団扇 in kanji. ⚫︎ The reading is うちわ in hiragana. ⚫︎ There is only one common way to write this word.

There aren't direct synonyms but related terms might include: ⚫︎ 扇子 (せんす) - folding fan

There aren't direct antonyms, but words related to increasing heat or warmth could be considered opposites in context.

夏は、団扇がないと暑くて困ります。 ・Translation: In summer, it's difficult because it's hot without a 団扇. ・Explanation: This sentence explains how essential a 団扇 is during the summer months in Japan.

その団扇のデザインはとても綺麗ですね！ ・Translation: The design of that 団扇 is very beautiful! ・Explanation: This sentence praises the aesthetic of the 団扇.

The etymology of 団扇 is uncertain, but it is believed that the word possibly comes from the shape. The "団" (だん) can mean "round" or "group", and "扇" (おうぎ) means "fan". This might reflect the circular or broad shape of the fan.