atomic number 82 vs tetrel

atomic number 82 and tetrel both are nouns.

Word	Noun	Adjective	Verb	Adverb
atomic number 82	Yes	No	No	No
tetrel	Yes	No	No	No

As nouns, tetrel is a hypernym of atomic number 82; that is, tetrel is a word with a broader meaning than atomic number 82:

atomic number 82: a soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey
tetrel: any chemical element that belongs to the carbon group.

Other hypernyms of atomic number 82 include metal, metallic element, carbon group element, crystallogen, Group 14 element, tetragen.

atomic number 82 (noun)	tetrel (noun)
a soft heavy toxic malleable metallic element; bluish white when freshly cut but tarnishes readily to dull grey	any chemical element that belongs to the carbon group.