sprayer vs atomiser

sprayer and atomiser both are nouns.

Word	Noun	Adjective	Verb	Adverb
sprayer	Yes	No	No	No
atomiser	Yes	No	No	No

As nouns, sprayer and atomiser are synonyms defined as:

sprayer and atomiser: a dispenser that turns a liquid (such as perfume) into a fine mist

Other synonyms of sprayer include atomizer, nebuliser, nebulizer, spray.

sprayer (noun)	atomiser (noun)
a dispenser that turns a liquid (such as perfume) into a fine mist	a dispenser that turns a liquid (such as perfume) into a fine mist
a worker who applies spray to a surface