maidservant vs handmaid

maidservant and handmaid both are nouns.

Word	Noun	Adjective	Verb	Adverb
maidservant	Yes	No	No	No
handmaid	Yes	No	No	No

As nouns, handmaid is a hyponym of maidservant; that is, handmaid is a word with a more specific, narrower meaning than maidservant:

Other hyponyms of maidservant include chambermaid, fille de chambre, handmaiden, lady's maid, parlormaid, parlourmaid.

maidservant (noun)	handmaid (noun)
a female domestic	a personal maid or female attendant
	in a subordinate position