Taxonomy of meanings for 窟:  

  • 窟 kū (OC: khluud MC: kʰuot) 苦骨切 入 廣韻:【窟穴苦骨切十五 】
    • CAVE
      • nplacecave
      • nadVplacein a cave; in caves (perhaps best read as a preposed object, though)
    • PIT
      • ncave (often for human or animal habitation); subterranean room; occasionally in derived sense: find a cave in
    • DIG
      • DWELL
        • PLACE

          Additional information about 窟

          說文解字:

            Criteria
          • PIT

            1. The current general word for a fairly large hole in the ground is kēng 坑.

            2. Kū 窟 refers to an artificial cavity large enough to serve as a habitat for humans.

            3. Jiào 窖/窌 refers to a pit usually designed for storage of grain.

            4. Jǐng 阱 is a hole in the ground -typically like a well- designed as a trap.

            5. Kǎn 坎/埳 is any hole in the ground designed as a trap.

            NB:. Huò 壑 refers to a large abyss or crevice and is marginal to this group because it is not man-made.