tater vs starches

tater and starches both are nouns.

Word	Noun	Adjective	Verb	Adverb
tater	Yes	No	No	No
starches	Yes	No	No	No

As nouns, starches is a hypernym of tater; that is, starches is a word with a broader meaning than tater:

tater: an edible tuber native to South America; a staple food of Ireland
starches: foodstuff rich in natural starch (especially potatoes, rice, bread)

Other hypernyms of tater include solanaceous vegetable, root vegetable.

tater (noun)	starches (noun)
an edible tuber native to South America; a staple food of Ireland	foodstuff rich in natural starch (especially potatoes, rice, bread)