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.)

外債[gaisai] foreign loan
起債[kisai] issuing of bonds
旧債[kyuusai] old debt
軍事公債[gunjikousai] war bond
固定負債[koteifusai] fixed liabilities

公共債[koukyousai] government bond
公債[kousai] public debt
公社債[koushasai] public bonds
公募債[koubosai] public issue
国債[kokusai] national debt

験を担ぐ[genwokatsugu] to be superstitious
加担者[katansha] accomplice
責任分担[sekininbuntan] sharing of responsibilities
担ぎ上げる[katsugiageru] to carry up
担ぐ[katsugu] to shoulder

担架[tanka] stretcher
担当[tantou] (in) charge (of an area of responsibility, but not necessarily supervision of staff)
担当課長[tantoukachou] section manager
担当者[tantousha] person in charge (of an area of work, but not necessarily supervising other staff)
担当部長[tantoubuchou] senior Manager

隈無く[kumanaku] all over
然り気無い[sarigenai] nonchalant
だらし無い[darashinai] slovenly
途轍も無い[totetsumonai] extravagant
とんでも無い[tondemonai] unthinkable

無け無し[nakenashi] very small amount which looks like nothing
無駄にする[mudanisuru] to render futile
悪虐無道[akugyakubudou] treacherous
意気地無し[ikujinashi] coward
一も二も無く[ichimonimonaku] unhesitatingly

一坪本社[hitotsubohonsha] small company headquarters located in Tokyo simply for name value
一般社会[ippanshakai] general public
印刷社[insatsusha] printing company
運送会社[unsougaisha] shipping company
映画社[eigasha] movie company

下請会社[shitaukegaisha] subcontractor
下層社会[kasoushakai] the underworld
下流社会[karyuushakai] lower classes
会社[kaisha] company
会社員[kaishain] company employee