亜属[azoku] subgenus
帰属[kizoku] belonging to
貴金属[kikinzoku] precious metal
近縁属[kinenzoku] related genera
金属[kinzoku] metal

金属間[kinzokukan] intermetallic
金属探知機[kinzokutanchiki] metal detector
軍属[gunzoku] civilian in military employ
繋属[keizoku] relationship
係属中[keizokuchuu] pending (e.g. legal case)

直向[hitamuki] earnest
安直[anchoku] inexpensive
一直[icchoku] lining out to first base
一直線[icchokusen] straight line
鉛直[enchoku] perpendicular

下駄直し[getanaoshi] repairing clogs
開き直る[hirakinaoru] to become defiant
気を取り直す[kiwotorinaosu] to completely rethink
急転直下[kyuutenchokka] suddenly and precipitately
居直る[inaoru] to sit up properly straight