洞どうdou洞どう洞どうShow answer(Space)Suspend(@)洞どう洞どうdouNoun (common)Noun (common) (futsuumeishi)Noun (common)sinus; cavity; antrumneighborhood (administrative division in North Korea)洞どう洞どうdousinus; cavity; antrumWhat does 洞 mean in English?sinus; cavity; antrum(n)neighborhood (administrative division in North Korea)(n)Search the picture dictionary for 洞
