sternpost
N เสา ท้ายเรือ
STERNPOST
STERNPOST Stern "post `, n. (Naut. )
stern post |ˈstərnˌpōst ˈstərnpoʊst | ▶noun the central upright structure at the stern of a vessel, typically bearing the rudder.
stern |post |ˈstəːnpəʊst | ▶noun the central upright support at the stern of a boat, traditionally bearing the rudder.