御化け[obake] goblin
御化け屋敷[obakeyashiki] haunted house
胡麻化し[gomakashi] hanky-panky
イオン化[ionka] ionization
カスタム化[kasutamuka] customization

コンピュータ化[konpyuutaka] computerization
シアン化合物[shiankagoubutsu] cyanide
シアン化物[shiankabutsu] cyanide
スリム化[surimuka] thinning
パーソナル化[paasonaruka] personalization

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)

兀鷹[hagetaka] vulture
鳶が鷹を生む[tonbigatakawoumu] Even plain parents can produce a genius child
脳ある鷹は爪を隠す[nouarutakahatsumewokakusu] a wise man keeps some of his talents in reserve
夜鷹[yotaka] grey nightjar (Caprimulgus indicus)
鷹揚[ouyou] largehearted

鷹匠[takajou] falconer
鷹派[takaha] hawks
鷹狩[takagari] falconry
夜鷹蕎麦[yotakasoba] ambulatory evening vendor of noodles (or the noodles themselves)