sprayer

As nouns the difference between sprayer and strayer

is that sprayer is an object used for spraying, e.g. a spray bottle while strayer is one who strays.

As an adjective spryer

is comparative of spry.

As a noun sprayer is

an object used for spraying, e.g. a spray bottle.

As nouns the difference between nozzle and sprayer

is that nozzle is a short tube, usually tapering, forming the vent of a hose or pipe while sprayer is an object used for spraying, eg a spray bottle.