bismuth vs Bi

bismuth and Bi both are nouns.

Word	Noun	Adjective	Verb	Adverb
bismuth	Yes	No	No	No
Bi	Yes	No	No	No

As nouns, bismuth and Bi are synonyms defined as:

bismuth and Bi: a heavy brittle diamagnetic trivalent metallic element (resembles arsenic and antimony chemically); usually recovered as a by-product from ores of other metals

Other synonyms of bismuth include atomic number 83.

bismuth (noun)	Bi (noun)
a heavy brittle diamagnetic trivalent metallic element (resembles arsenic and antimony chemically); usually recovered as a by-product from ores of other metals	a heavy brittle diamagnetic trivalent metallic element (resembles arsenic and antimony chemically); usually recovered as a by-product from ores of other metals