沉积物

沉积物	chén jī wù	sediment
沉	chén	to submerge / to immerse / to sink / to keep down / to lower / to drop / deep / profound / heavy
沉积	chén jī	sediment / deposit / sedimentation (geology)
积	jī	to amass; to accumulate; to store up / (math.) product (the result of multiplication) / (TCM) constipation; indigestion
积物	jī wù	sediment / deposit
物	wù	(bound form) thing / (literary) the outside world as distinct from oneself; people other than oneself