困らせる[komaraseru] to trouble with questions
困り果てる[komarihateru] to be greatly perplexed
困り者[komarimono] good-for-nothing
困り切る[komarikiru] to be greatly perplexed
困る[komaru] to be troubled

困窮[konkyuu] poverty
困苦[konku] privation
困難[konnan] difficulty
困惑[konwaku] bewilderment
困憊[konpai] exhaustion

アルファ線[arufasen] alpha rays
エックス線[ekkususen] X-ray
サイン曲線[sainkyokusen] sinusoid
スピード線[supiidosen] speed lines
緯線[isen] parallel

一次線輪[ichijisenrin] primary coil
一線[issen] line
一直線[icchokusen] straight line
一番線[ichibansen] track no. 1
一塁線[ichiruisen] first-base line

器用貧乏[kiyoubinbou] Jack of all trades and master of none
救貧[kyuuhin] poor relief
極貧[gokuhin] destitution
清貧[seihin] honourable poverty
赤貧[sekihin] extreme poverty

脳貧血[nouhinketsu] cerebral anemia
貧しい[mazushii] poor
貧家[hinka] poor home
貧寒[hinkan] destitution
貧窮[hinkyuu] great poverty