polis
n.
"ancient Greek city-state," 1894, from Greek polis "city, one's city; the state, citizens," from PIE *pele- "citadel; enclosed space, often on high ground" (cognates: Sanskrit pur, puram "city, citadel," Lithuanian pilis "fortress").
词根：polis 城市
necropolis [necro死尸，polis城;’死者之城”] 坟地
acropolis [acro高，polis城;’高城”] (古希腊城市的)卫城
cosmopolis [cosmo世界，polis城市] 国际都市
cosmopolitan [见上，-an…的;’国际城市的人”] 世界主义的，全世界的
cosmopolitanism [见上，-ism主义] 世界主义
megalopolis [megalo特大，polis城] 特大的城市
megalopolitan [见上，-an...的] 特大城市的
metropolis [metro母→主要的，polis城;’母城”→主要的城] 大城市，大都会，首府
metropolitan [见上，-an形容词后缀，…的] 大城市的，大都会的
metropolitanize [见上，-ize…化] 使大城市化，使大都会化