hair dryer vs hand blower

hair dryer and hand blower both are nouns.

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

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

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

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

hair dryer (noun)	hand blower (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