沖積 ちゅうせき Meanings Noun, の-adjective alluvial Kanji 沖 offshore. Read as チュウ. 積 pile up. Read as セキ. Words containing 沖積 沖積層 (ちゅうせきそう) alluvium 沖積期 (ちゅうせきき) alluvial period 沖積世 (ちゅうせきせい) alluvial epoch (i.e. the Holocene epoch) And 3 more. Jinuma: Japanese Dictionary · Word lists