印章[inshou] stamp
階級章[kaikyuushou] rank insignia
楽章[gakushou] (musical) movement
徽章[kishou] medal
旧章[kyuushou] ancient laws

勲章[kunshou] decoration
憲章[kenshou] charter
肩章[kenshou] shoulder strap
周章てる[awateru] to become confused (disconcerted, disorganized, disorganised)
校章[koushou] school badge

ミドル級[midorukyuu] middleweight class
一級[ikkyuu] one grade
下級[kakyuu] lower grade
下級職[kakyuushoku] subordinate post
下級審[kakyuushin] lower court

下級生[kakyuusei] underclassmen
下層階級[kasoukaikyuu] proletariat
仮進級[karishinkyuu] conditional promotion
階級[kaikyuu] (social) class
階級章[kaikyuushou] rank insignia

位階[ikai] court rank
位階勲等[ikaikuntou] court rank and honors
一階[ikkai] one floor
音階[onkai] musical scale
下層階級[kasoukaikyuu] proletariat

階下[kaika] lower floor
階級[kaikyuu] (social) class
階級章[kaikyuushou] rank insignia
階級闘争[kaikyuutousou] class struggle