hand blower vs blow dryer

hand blower and blow dryer both are nouns.

Word	Noun	Adjective	Verb	Adverb
hand blower	Yes	No	No	No
blow dryer	Yes	No	No	No

As nouns, hand blower and blow dryer are synonyms defined as:

hand blower and blow dryer: a hand-held electric blower that can blow warm air onto the hair; used for styling hair

Other synonyms of hand blower include blow drier, hair drier, hair dryer.

hand blower (noun)	blow dryer (noun)
a hand-held electric blower that can blow warm air onto the hair; used for styling hair	a hand-held electric blower that can blow warm air onto the hair; used for styling hair