JLPT N1
洞
cave; grotto; insight
Readings
On'yomiドウ
Kun'yomiほら
Mnemonic
WATER carved out a deep CAVE over millennia, offering INSIGHT into time.
Example Words
洞窟 (どうくつ) cave; cavern
洞察 (どうさつ) insight; discernment
空洞 (くうどう) cavity; hollow
cave; grotto; insight