barium vs baryta

barium and baryta both are nouns.

Word	Noun	Adjective	Verb	Adverb
barium	Yes	No	No	No
baryta	Yes	No	No	No

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

barium: a soft silvery metallic element of the alkali earth group; found in barite
baryta: any of several compounds of barium

barium (noun)	baryta (noun)
a soft silvery metallic element of the alkali earth group; found in barite	any of several compounds of barium