一席[isseki] sitting
運転席[untenseki] driver's seat (in a car)
宴席[enseki] banquet
会席[kaiseki] meeting place
会席膳[kaisekizen] elaborate dinner tray

会席料理[kaisekiryouri] set of dishes served on an individual tray for entertaining guests
外野席[gaiyaseki] outfield bleachers
滑席[kasseki] sliding seat
寄せ席[yoseseki] musical hall
議席[giseki] parliamentary seat

一進一退[isshinittai] now advancing and now retreating
引退[intai] retire
隠退[intai] retirement
隠退生活[intaiseikatsu] secluded life
遠退く[toonoku] to become distant

遠退ける[toonokeru] to keep (someone) at a distance
押し退ける[oshinokeru] to push aside
撃退[gekitai] repulse
減退[gentai] decline
後退[koutai] retreat