コロンブスの卵[koronbusunotamago] Columbus' egg
一卵性双生児[ichiranseisouseiji] identical twins
介卵[kairan] bearing an egg (biology)
乾燥卵[kansoutamago] dehydrated eggs
鶏卵[keiran] hens egg

産卵[sanran] egg-laying
産卵口[sanrankou] vulva
蚕卵[sanran] silkworm egg
蚕卵紙[sanranshi] silkworm-egg paper
受精卵[juseiran] fertilized eggs

お生憎様[oainikusama] that's too bad (ironical)
御誕生日おめでとうございます[otanjoubiomedetougozaimasu] Happy Birthday
隣の芝生は青い[tonarinoshibafuhaaoi] the grass is always greener on the other side
生きがいい[ikigaii] fresh (e.g. fish)
コンピューター援用生産[konpyuutaaenyouseisan] computer-aided manufacture

委託生[itakusei] scholarship student sent by government office or business
生す[nasu] to build up
異常発生[ijouhassei] plague
医学生[igakusei] medical student
医学生物学[igakuseibutsugaku] medical biology