助番[sukeban] leader of a female gang
一助[ichijo] help
呑み助[nomisuke] tippler
雲助[kumosuke] palanquin bearer
援助[enjo] assistance

援助凍結[enjotouketsu] suspension of aid
技術援助[gijutsuenjo] technological assistance
救助[kyuujo] relief
共助[kyoujo] cooperation
経済援助[keizaienjo] economic assistance

救い[sukui] help
救い出す[sukuidasu] to rescue
救い上げる[sukuiageru] to pick up and rescue
救う[sukuu] to rescue from
救援[kyuuen] relief

救急[kyuukyuu] first-aid
救急ヘリコプター[kyuukyuuherikoputaa] ambulance helicopter
救急車[kyuukyuusha] ambulance
救急箱[kyuukyuubako] first-aid kit
救護[kyuugo] relief

海鷂魚[ei] ray (fish)
井の中の蛙大海を知らず[inonakanokawazutaikaiwoshirazu] parochial
一天四海[ittenshikai] the world
雲海[unkai] sea of clouds
沿海[enkai] coast

遠海[enkai] deep sea
黄海[koukai] Yellow Sea
温海[atsumi] warm sea
海の幸[uminosachi] seafood

し難い[shinikui] hard to do
一難[ichinan] one difficulty
火難[kanan] fire calamity
海難[kainan] shipwreck
患難[kannan] affliction

危難[kinan] peril
及び難い[oyobigatai] hard to attain to
救難[kyuunan] rescue
救難ヘリコプター[kyuunanherikoputaa] rescue helicopter
苦難[kunan] suffering