井戸|いどido[1]atamadaka (head-high)

1. nounwater well
   井戸いどには少すこしの水みずも無なかった。↗

   There was no water in the well.

• Synonym井いWrittenArchaic word for a well, now mostly seen in surnames, place names, and idioms such as 「井の中の蛙」.
• Related井泉せいせんWrittenWritten/formal prose for a well or well water, with an archaic, literary flavor; rare in modern usage.

Say 「井戸」 for a well in everyday speech, as in 「井戸を掘る」; 「井」 survives mainly in idioms and place names, and 「井泉」 is a written archaism.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 和文わぶん通話つうわ表ひょうで「ゐ」を表あらわす。