伍つ[itsutsu] five
伍長[gochou] corporal
卒伍[sotsugo] rank and file
落伍[rakugo] dropping out of
落伍者[rakugosha] dropout

隊伍[taigo] ranks of troops
伍を重ねる[gowokasaneru] to double the ranks
先頭伍[sentougo] leading file
伍する[gosuru] to rank with

汚職[oshoku] corruption
下級職[kakyuushoku] subordinate post
下職[shitashoku] subcontractor
家職[kashoku] one's trade or profession
解職[kaishoku] discharge

官職[kanshoku] government service
管理職[kanrishoku] management
閑職[kanshoku] leisurely post
休職[kyuushoku] temporary retirement
求職[kyuushoku] job hunting