何の位[donogurai] how long
リーダーシップ的地位[riidaashipputekichii] leadership position
安定同位体[anteidouitai] stable isotope
位階[ikai] court rank
位階勲等[ikaikuntou] court rank and honors

位冠[ikan] ancient headgear showing rank
位官[ikan] rank and official position
位記[iki] court rank diploma
位記追贈[ikitsuisou] conferment of posthumous rank

いとも簡単に[itomokantanni] very easily
英単語[eitango] English word
欧州通貨単位[oushuutsuukatani] European Currency Unit
簡単[kantan] simple
簡単に言うと[kantanniiuto] simply put

簡単に言えば[kantanniieba] simply put
口辺単純疱疹[kouhentanjunhoushin] cold sore
構成単位[kouseitani] element
十二単[juunihitoe] twelve-layered ceremonial kimono (worn by a court lady)
全単射[zentansha] bijection

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