Memory phrase for the Kanji: 空
空
Meaning
sky, empty, air, in vain, vacant Pronunciation kōng, kòng Explanation Top: hole, cavity 穴 (It is covered 宀 and a narrowing path 八 leads into the cave.), bottom: to build, work 工
Mnemonic
Show English
When a hole is built (into the ceiling), the empty sky opens. Radicals
穴
cave It is covered 宀 and a narrowing path 八 leads into this hole or cave.
工
work, to build Cross sectional view of a H-steel beam for building or making.
Tip: Go to the radicals that are contained in this character and learn all the characters with this radical systematically!
Vocabulary
813 7011 6365 6240 5046 4469 3793 2190 2189 2188 2187
天空 tiān kōng
sky
空旷 kōng kuàng
spacious and empty; void
空跑一趟
kōng pǎo yī tàng
to make a journey for nothing
万人空巷
wàn rén kōng xiàng
the multitudes come out from everywhere, emptying every alleyway (to celebrate); the whole town turns out
挖空心思
wā kōng xīn si
to dig for thoughts (idiom); to search everything for an answer
空闲 kòng xián
idle; free time; leisure
空洞 kōng dòng
cavity; empty; vacuous
空穴 kòng xué
electron hole
上空 shàng kōng
overhead; in the sky
空隙 kòng xì
crack; gap between two objects; gap in time between two events
空前 kōng qián
unprecedented
空前 kōng qián
Japanese kanji, please follow this link . 
