水道（すいどう、suidou）
- water supply

The Japanese word 水道 means "water supply," "waterworks," or "tap water." It refers to the system of pipes, infrastructure, and services that delivers clean water to homes, businesses, and public facilities. It can also refer to the water itself that comes out of a faucet. Think of it as the system that provides us with the water we use daily.

⚫︎水道水 Translation: tap water ⚫︎水道工事 Translation: waterworks construction/plumbing work ⚫︎水道料金 Translation: water bill

⚫︎水道 is a common and practical word used in everyday conversation. ⚫︎You can use it to talk about where your water comes from, the condition of the water supply, or the costs associated with it. ⚫︎It's useful when discussing things related to water access, plumbing, or issues related to water services.

⚫︎The word 水道 is typically written with the kanji 水道. ⚫︎The hiragana reading is すいどう. ⚫︎There is no variation in the okurigana.

There are no direct synonyms for 水道 that completely capture its meaning. However, words related to water or plumbing infrastructure can be considered similar: ⚫︎上水道 (じょうすいどう) - water supply system ⚫︎給水 (きゅうすい) - water supply ⚫︎給水設備 (きゅうすいせつび) - water supply facilities

There isn't a direct antonym. However, terms that relate to the absence of water supply or a lack of water can be seen as opposites in a situational context: ⚫︎断水 (だんすい) - water outage/water cut ⚫︎渇水 (かっすい) - drought/water shortage

このアパートは水道が完備されています。 ・Translation: This apartment has a complete water supply system. ・Explanation: This sentence explains that the apartment building has access to running water.

水道管が壊れて、水が出なくなりました。 ・Translation: The water pipe broke, and the water stopped coming out. ・Explanation: This sentence describes a plumbing problem related to the 水道 system.

The word 水道 is a compound word: ⚫︎水 (みず) means "water." ⚫︎道 (どう) means "way," "path," or "road." Therefore, 水道 literally translates to "water way" or "water path," representing the infrastructure that carries water.