南京[nankin] Nanking
越南[betonamu] Vietnam
以南[inan] south of
華南[kanan] South China
指南[shinan] instruction

真南[maminami] due south
正南[seinan] due south
西南[seinan] south-west
西南西[seinansei] west-southwest
中南米[chuunanbei] Central and South America

運航[unkou] operating (e.g. ships, aircraft)
えい航[eikou] towing (a ship)
英国航空[eikokukoukuu] British Airways
往航[oukou] outward voyage
廻航[kaikou] navigation

寄航[kikou] stopping at a port
休航[kyuukou] suspension of sailings
近接航空支援[kinsetsukoukuushien] close air support
欠航[kekkou] flight cancellation
航宇[kouu] aerospace