tannic acid vs kutch

tannic acid and kutch both are nouns.

Word	Noun	Adjective	Verb	Adverb
tannic acid	Yes	No	No	No
kutch	Yes	No	No	No

As nouns, kutch is a hyponym of tannic acid; that is, kutch is a word with a more specific, narrower meaning than tannic acid:

tannic acid: any of various complex phenolic substances of plant origin; used in tanning and in medicine
kutch: tannin extract derived from any of several mangrove barks of Pacific areas

Other hyponyms of tannic acid include cutch, catechin.

tannic acid (noun)	kutch (noun)
any of various complex phenolic substances of plant origin; used in tanning and in medicine	tannin extract derived from any of several mangrove barks of Pacific areas