The initial idioms of the letter N

not worth a continental	not worth a damn
not worth a dime	not worth a hill of beans and not amount to a hill
not worth a plug nickel	not worth a plugged nickel
not worth a red cent	not worth a whistle
not worth beans	not worth mentioning
not worth the candle	not worth the paper is printed on
not worth the paper it's written on	not worth the trouble
not worth while	not your daddy's
not your dad's	not your father's
notch below	notch up
notch	note down
noted for	note
whole nother thing	nothin' to it
nothing but	nothing but skin and bones and skin and bones
Nothing comes of nothing	nothing doing