housemaid vs domestic help

housemaid and domestic help both are nouns.

Word	Noun	Adjective	Verb	Adverb
housemaid	Yes	No	No	No
domestic help	Yes	No	No	No

As nouns, domestic help is a hypernym of housemaid; that is, domestic help is a word with a broader meaning than housemaid:

housemaid: a female domestic
domestic help: a servant who is paid to perform menial tasks around the household

Other hypernyms of housemaid include domestic, house servant.

housemaid (noun)	domestic help (noun)
a female domestic	a servant who is paid to perform menial tasks around the household