為続ける[shitsuzukeru] to continue to do
遺産相続[isansouzoku] inheritance
永続[eizoku] permanence
永続性[eizokusei] persistent
家続き[ietsuzuki] row of houses

家督相続[katokusouzoku] inheritance
共同相続人[kyoudousouzokunin] joint heir
勤続[kinzoku] continuous service
勤続者[kinzokusha] man of long service
続ぐ[tsugu] to succeed (someone in a business or inheritance)

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