空中浮遊[kuuchuufuyuu] levitation
空中浮揚[kuuchuufuyou] levitation
軽佻浮薄[keichoufuhaku] frivolous and thoughtless
再浮上[saifujou] resurfacing
思い浮かぶ[omoiukabu] to occur to

歯が浮く[hagauku] to get loose teeth
歯の浮くような[hanoukuyouna] set one's teeth on edge
磁気浮上[jikifujou] maglev
浮かない顔[ukanaikao] looking depressed
浮かぬ顔[ukanukao] long face

草臥れる[kutabireru] to get tired
遺草[isou] posthumous works
一年草[ichinensou] annual (plant)
詠草[eisou] draft poem
下草[shitakusa] undergrowth

仮名草紙[kanazoushi] story in the kana
伽草子[togizoushi] fairy-tale book
海草[kaisou] marine plant
乾草[kansou] hay
甘草[kanzou] liquorice

隣の芝生は青い[tonarinoshibafuhaaoi] the grass is always greener on the other side
燕青拳[enseiken] Yangqingquan
青竜蝦[shako] mantis shrimp (any marine crustacean of order Stomatopoda, esp. the species Oratosquilla oratoria)
灰青色[haiseishoku] grayish blue
紺青[konjou] navy blue

青眼[seigan] aiming at the eye (with a sword)
青い[aoi] blue
青い鳥[aoitori] bluebird (Sialia spp.)
青褪める[aozameru] to become pale