tetrel vs carbon group element

tetrel and carbon group element both are nouns.

Word	Noun	Adjective	Verb	Adverb
tetrel	Yes	No	No	No
carbon group element	Yes	No	No	No

As nouns, tetrel and carbon group element are synonyms defined as:

tetrel and carbon group element: any chemical element that belongs to the carbon group.

Other synonyms of tetrel include crystallogen, Group 14 element, tetragen.

tetrel (noun)	carbon group element (noun)
any chemical element that belongs to the carbon group.	any chemical element that belongs to the carbon group.