amah vs parlourmaid

amah and parlourmaid both are nouns.

Word	Noun	Adjective	Verb	Adverb
amah	Yes	No	No	No
parlourmaid	Yes	No	No	No

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

amah: a female domestic
parlourmaid: a maid in a private home whose duties are to care for the parlor and the table and to answer the door

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

amah (noun)	parlourmaid (noun)
a female domestic	a maid in a private home whose duties are to care for the parlor and the table and to answer the door
a woman hired to suckle a child of someone else