巢居穴处 cháojūxuéchǔ primitive living Origin Definitions Defs Strokes Stroke Words Sentences Sents 巢居 cháojū to dwell in trees to live in trees or in nests built above the ground, specifically referring to the habit of ancient humans living in trees to avoid wild animals穴处 穴處 xuéchǔ to live in caves (literary) to dwell in a cave; to live in the wild