插座

插座	chā zuò	socket / outlet
插	chā	to insert / stick in / pierce / to take part in / to interfere / to interpose
插	chā	old variant of 插
座	zuò	seat / base; stand / (bound form) constellation / (archaic) suffix used in a respectful form of address (e.g. 师座) / classifier for large immovable objects such as buildings, mountains, bridges etc