列記[rekki] list
一列[ichiretsu] (a) row
下り列車[kudariressha] trains going away from the capital
逆行列[gyakugyouretsu] inverse matrix
区間列車[kukanressha] local train

系列[keiretsu] series
系列化[keiretsuka] putting in order
後列[kouretsu] rear
行列[gyouretsu] line
行列式[gyouretsushiki] determinant

壊す[kowasu] to break
壊れる[kowareru] to be broken
壊れ物[kowaremono] fragile article
壊血病[kaiketsubyou] scurvy
壊滅[kaimetsu] destruction

壊乱[kairan] corruption (of order, customs, etc.)
壊疽[eso] gangrene
偶像破壊[guuzouhakai] iconoclasm
決壊[kekkai] break (rip) down
原子破壊機[genshihakaiki] cyclotron

荷崩れ[nikuzure] collapsing load (as on lorries, trucks)
泣崩れる[nakikuzureru] to break down crying
雪崩れる[nadareru] to slope
なし崩し[nashikuzushi] paying back in installments (instalments)
山崩れ[yamakuzure] landslide

持崩す[mochikuzusu] to ruin oneself
人雪崩[hitonadare] surging crowd
切り崩す[kirikuzusu] to level (earth)
雪崩[nadare] avalanche
土砂崩れ[doshakuzure] landslide

一系[ikkei] single-family lineage
家系[kakei] family lineage
革新系[kakushinkei] liberal
共産系[kyousankei] communist controlled
銀行系カード[ginkoukeikaado] bank issued credit card

系図[keizu] family tree
系図学[keizugaku] genealogy (the study)
系統[keitou] system
系統樹[keitouju] genealogical tree