堆石[taiseki] (terminal) moraine
堆積[taiseki] pile (of things)
堆肥[taihi] compost
堆朱[tsuishu] red lacquerware with patterns carved in relief
堆積作用[taisekisayou] sedimentation

堆積学[taisekigaku] sedimentology
堆積岩[taisekigan] sedimentary rock
堆積物[taisekibutsu] sediment
堆積層[taisekisou] sedimentary layer
堆積輪廻[taisekirinne] cycle of sedimentation

山梔子[kuchinashi] Cape jasmine (Gardenia jasminoides)
悪巫山戯[warufuzake] prank
安土桃山時代[azuchimomoyamajidai] Azuchi-Momoyama period (approx. 1558-1600 CE)
案山子[kakashi] scarecrow
奥山[okuyama] remote mountain

岡山県[okayamaken] Okayama prefecture (Chuugoku area)
下山[gezan] descending (mountain)
夏山[natsuyama] summery mountain
火山[kazan] volcano
火山灰[kazanbai] volcanic ash

ゴミ集積場[gomishuusekijou] village garbage collection point
欝積[usseki] accumulation (e.g. of emotions, grievances, etc.)
沖積[chuuseki] alluvial
沖積期[chuusekiki] alluvial period
沖積世[chuusekisei] alluvial epoch (i.e. the Holocene epoch)

沖積層[chuusekisou] alluvium
沖積土[chuusekido] alluvial soil
下積み[shitazumi] lowest social strata
求積[kyuuseki] mensuration
経路積分[keirosekibun] path integral (physics)