塀（へい、hei）
- wall (fence)

The Japanese word 塀 （塀） means "fence," "wall," or "enclosure." It generally refers to a structure built to enclose a space, define a boundary, or provide security. It can be made of various materials like wood, brick, stone, or metal. The primary function of a 塀 （塀） is to separate one area from another.

⚫︎ 庭に高い塀があります。 Translation: There is a tall fence in the garden. ⚫︎ 学校の塀に落書きをしないでください。 Translation: Please don't graffiti on the school wall. ⚫︎ その家は美しい塀で囲まれています。 Translation: That house is surrounded by a beautiful fence.

This word is used in a variety of contexts to describe fences or walls. ⚫︎You would use 塀 （塀） to talk about the physical barrier separating two properties. ⚫︎It can describe the walls of a building if its function is like a fence. ⚫︎It's a common word, so using it will be well understood.

⚫︎ Kanji: 塀 （塀） ⚫︎ Hiragana: へい ⚫︎ Katakana: This word is not typically written in katakana. ⚫︎ Okurigana: The okurigana is fixed, with no variations.

⚫︎ 垣（かき） - This refers to a fence, often made of bamboo or similar natural materials. ⚫︎ 柵（さく）- A fence, usually simpler or for livestock. ⚫︎ 壁（かべ） - This generally means "wall" of a building.

There aren't direct antonyms for 塀 （塀） as it is a noun describing a physical structure. However, words or concepts that describe a lack of barrier or enclosure could be considered the opposite in a conceptual way, such as: ⚫︎ 解放（かいほう）- Release, liberation ⚫︎ 開放（かいほう）- Open, open up

隣の家の塀はとても低いです。 ・Translation: The fence of the house next door is very low. ・Explanation: This sentence describes the height of a fence separating properties.

古い塀が崩れかけています。 ・Translation: The old fence is about to collapse. ・Explanation: This sentence describes the condition of a fence.

The etymology of 塀 （塀） is not definitively known, but it's likely a compound of other Japanese words or derived from older Chinese characters introduced to Japan.