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.)

医学技術士[igakugijutsushi] medical technician
医学士[igakushi] Bachelor of Medicine
一言居士[ichigenkoji] person who is ready to comment on every subject
一士[isshi] private first-class (JSDF)
隠士[inshi] hermit

宇宙飛行士[uchuuhikoushi] astronaut
運転士[untenshi] driver
栄養士[eiyoushi] nutritionist
下士[kashi] noncommissioned officer
下士官[kashikan] non-commissioned officer

愛育[aiiku] tender nurture
安全教育[anzenkyouiku] safety education
育ち[sodachi] breeding
育ちゆく[sodachiyuku] to grow up
育つ[sodatsu] to be raised (e.g. child)

育て[sodate] bringing up
育ての親[sodatenooya] foster parents
育てる[sodateru] to raise
育てあげる[sodateageru] to raise (to maturity)
育て親[sodateoya] foster parent