插入

插入	chā rù	to insert; to stick in; to plug in
插	chā	to insert / stick in / pierce / to take part in / to interfere / to interpose
插	chā	old variant of 插
入	rù	to enter; to go into / to join; to become a member of / (bound form) to conform to (as in 入时) / abbr. for 入声 / (on product packaging, after {number n} + {classifier}) containing (n pieces) (from Japanese 入 "iri")