黄緑[kimidori] pea green
黄緑色[ouryokushoku] yellow-green
灰緑色[kairyokushoku] greenish gray
黒緑[kuromidori] blackish green
常緑[jouryoku] evergreen

常緑樹[jouryokuju] evergreen tree
新緑[shinryoku] fresh verdure
濃緑色[nouryokushoku] dark green
万緑[banryoku] myriad green leaves
葉緑素[youryokuso] chlorophyl

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

鳩合[kyuugou] rally
軍用鳩[gunyoubato] carrier pigeon
伝書鳩[denshobato] carrier pigeon
鳩舎[kyuusha] pigeon house
鳩尾[mizuochi] pit of the stomach

鳩首[kyuushu] going into a huddle
鳩派[hatoha] doves
鳩胸[hatomune] pigeon chest (Pectus carinatum, deformity of the chest, protruding ribs and sternum)
斑鳩[ikaru] Japanese grosbeak (Eophona personata)