| 空洞 | kōng dòng | cavity / empty / vacuous | ![]() |
| 空空 | kōng kōng | empty / vacuous / nothing / vacant / in vain / all for nothing / air-to-air (missile) | ![]() |
| 空空如也 | kōng kōng rú yě | as empty as anything (idiom) / completely bereft / to have nothing / vacuous / hollow / empty (argument, head etc) | ![]() |
| 吟风弄月 | yín fēng nòng yuè | lit. singing of the wind and the moon / fig. vacuous and sentimental (of poetry or art) | ![]() |
| 空名 | kōng míng | vacuous reputation / name without substance / in name only / so-called | ![]() |
| 空心老大 | kōng xīn lǎo dà | pretentious and vacuous person | ![]() |
