Choose the noun in the following pairs of words.(if they are both nouns, then choose both are nouns)

fraze-phase _________
forward-foreward _________
dual-duel _________
stationary-stationery _________
lightening-lightning _________
waist-waste _________
canvass-canvas _________
site-cite _________
descent-dissent _________
decent-descent _________
coarse-course _________
break-brake _________