vampire vs lamia

vampire and lamia both are nouns.

Word	Noun	Adjective	Verb	Adverb
vampire	Yes	No	No	No
lamia	Yes	No	No	No

As nouns, vampire and lamia are synonyms defined as:

vampire and lamia: (folklore) a corpse that rises at night to drink the blood of the living

vampire (noun)	lamia (noun)
(folklore) a corpse that rises at night to drink the blood of the living	(folklore) a corpse that rises at night to drink the blood of the living