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)

愛読[aidoku] reading with pleasure
愛読者[aidokusha] subscriber
愛読書[aidokusho] favourite book
暗号解読[angoukaidoku] cryptanalysis
一読[ichidoku] perusal

閲読[etsudoku] reading
音読[ondoku] reading aloud
音読み[onyomi] on (Chinese) reading of kanji
下読[shitayomi] preparatory reading
可読[kadoku] readable