一口商い[hitokuchiakinai] an immediate definite deal
一文商い[ichimonakinai] (a) penny store
卸し商[oroshishou] wholesaler
華商[kashou] Chinese merchants abroad
画商[gashou] picture dealer

会商[kaishou] negotiation
海商法[kaishouhou] maritime law
関連商品[kanrenshouhin] related product
客商売[kyakushoubai] hotel
巨商[kyoshou] wealthy merchant

悪材料[akuzairyou] adverse stock-market factors
医療材料[iryouzairyou] medical supplies
逸材[itsuzai] outstanding talent
印材[inzai] seal stock
画材[gazai] matter for painting

角材[kakuzai] squared timber
割り材[warizai] split log
乾材[kanzai] dry lumber
乾燥材[kansouzai] seasoned lumber
丸太材[marutazai] round timber

圧し石[oshiishi] stone weight
一石[isseki] one game (of go)
一石二鳥[issekinichou] killing two birds with one stone
英国石油[eikokusekiyu] British Petroleum
下石[shitaishi] nether millstone

化粧石鹸[keshousekken] toilet soap
化石[kaseki] fossil
化石学[kasekigaku] paleontology
化石層[kasekisou] fossil bed
化石燃料[kasekinenryou] fossil fuel