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

飲み放題[nomihoudai] all you can drink
演習問題[enshuumondai] practice problem
演題[endai] subject of an address
応用問題[ouyoumondai] application problem
歌題[kadai] name of poem

課題[kadai] subject
画題[gadai] motif
解題[kaidai] synopsis
改題[kaidai] changing a title
外交問題[gaikoumondai] diplomatic issue