安全[anzen] safety
安全域[anzeniki] safety margin
安全運転[anzenunten] safe driving
安全器[anzenki] safety device
安全期[anzenki] safe period

安全教育[anzenkyouiku] safety education
安全性[anzensei] safety
安全対策[anzentaisaku] safety measure
安全第一[anzendaiichi] safety first
安全地帯[anzenchitai] safety zone

此れ迄[koremade] hitherto
迄に[madeni] by
何時迄[itsumade] how long?
何時迄も[itsumademo] forever
何時何時迄も[itsuitsumademo] indefinitely

何処迄[dokomade] how far
何処迄も[dokomademo] anywhere
完膚無き迄[kanpunakimade] completely
言う迄もない[iumademonai] it goes without saying
飽く迄[akumade] to the end

暗部[anbu] dark side (of nature, town, etc.)
鞍部[anbu] col
医学部[igakubu] medical faculty
一局部[ichikyokubu] one part
一部[ichibu] one part

一部始終[ichibushijuu] full particulars
一部分[ichibubun] part
陰部[inbu] the genital area
営業部[eigyoubu] sales department
掩護部隊[engobutai] covering force