turnover vs turn over

turnover is a noun but turn over is not a noun.

Word	Noun	Adjective	Verb	Adverb
turnover	Yes	No	No	No
turn over	No	No	Yes	No

turnover (noun)	turn over (noun)
the act of upsetting something
the volume measured in dollars
a dish made by folding a piece of pastry over a filling
the ratio of the number of workers that had to be replaced in a given time period to the average number of workers

turnover (verb)	turn over (verb)
	think about carefully; weigh
	turn up, loosen, or remove earth
	turn upside down, or throw so as to reverse
	turn from an upright or normal position
	cause to overturn from an upright or normal position
	move by turning over or rotating
	cause to move around a center so as to show another side of
	place into the hands or custody of
	do business worth a certain amount of money