() — cave; hole

Definition

窟 (kū) is a bound morpheme that almost always combines with 洞 (dòng) into the set phrase 洞窟 to mean 'cave'. It never stands alone as a word.

bound form
cavehole

Examples

  • Zhè ge dòng kū hěn shēn.
    This cave is very deep.
  • Tā men fā xiàn le yí gè gǔ dòng kū.
    They discovered an ancient cave.
  • Shān shàng yǒu xǔ duō dòng kū.
    There are many caves on the mountain.

Origin

Sound + meaning
六书liùshū
形声xíngshēng

Most characters — around four in five — are built this way: one part hints at the meaning, the other at the pronunciation.

Meaning part形符xíngfú
xuéhole; cave
Sound part声符shēngfú
Close in sound todayThe sound part was a clue two thousand years ago — it often still helps, but not always.

窟 is built from 穴 (hole; cave) plus 屈, which supplies the sound. The shape therefore marks a cave-like hole pronounced like 屈.

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