tartar vs unpleasant woman

tartar and unpleasant woman both are nouns.

Word	Noun	Adjective	Verb	Adverb
tartar	Yes	No	No	No
unpleasant woman	Yes	No	No	No

As nouns, unpleasant woman is a hypernym of tartar; that is, unpleasant woman is a word with a broader meaning than tartar:

Other hypernyms of tartar include disagreeable woman.

tartar (noun)	unpleasant woman (noun)
an incrustation that forms on the teeth and gums	a woman who is an unpleasant person
a fiercely vigilant and unpleasant woman
a salt used especially in baking powder