沉迷

沉迷	chén mí	to be engrossed / to be absorbed with / to lose oneself in / to be addicted to
沉	chén	variant of 沉
沉	chén	to submerge / to immerse / to sink / to keep down / to lower / to drop / deep / profound / heavy
迷	mí	to bewilder / crazy about / fan / enthusiast / lost / confused