English
a cave; a hole, to bore through or drill a cave as a dwelling
康熙字典
【午集下】【穴字部】䆝 ·康熙筆画:11 ·部外筆画:6
《集韻》直律切,音术。鑿穴居也。 又《集韻》呼決切,音血。空貌。