安全保障[anzenhoshou] security guarantee (e.g. military security, network security, etc.)
安全保障条約[anzenhoshoujouyaku] US-Japan Security Treaty
安保[anpo] US-Japan Security Treaty
医療保険[iryouhoken] medical-care insurance
火災保険[kasaihoken] fire insurance

火保ち[himochi] fire-holding qualities
過保護[kahogo] overprotective
確保[kakuho] guarantee
環境保護論者[kankyouhogoronsha] environmentalist
機密保護[kimitsuhogo] security (e.g. data, password, etc.)

満更夢ではない[manzarayumedehanai] not altogether a dream
一更[ikkou] first watch
五更[gokou] the five night watches
更かす[fukasu] to sit up late
更ける[fukeru] to get late

更なり[saranari] of course
更に[sarani] furthermore
更位[koui] second accession of the same emperor
更衣室[kouishitsu] locker room
更改[koukai] renewal

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

護謨[gomu] gum
愛護[aigo] protection
掩護部隊[engobutai] covering force
加護[kago] divine protection
過保護[kahogo] overprotective

介護[kaigo] nursing
戒護[kaigo] safe custody
環境保護論者[kankyouhogoronsha] environmentalist
看護[kango] nursing
看護学[kangogaku] nursing science