架空

N2 空想 kuusou daydream, fantasy N2 空中 kuuchuu sky, air N2 真空 shinkuu vacuum N3 空き aki vacancy, opening, free space N3 航空 koukuu aviation, air transport N4 空気 kuuki air, atmosphere, mood N4 空港 kuukou airport N4 空く aku become empty, become vacant N5 空 sora sky

N1 架 ka / ka.keru, ka.karu erect, frame, mount N4 空 kuu / sora, a.ku, a.ki, a.keru, kara, su.ku, su.kasu, muna.shii empty, sky, void