globosity vs rotundity

globosity and rotundity both are nouns.

Word	Noun	Adjective	Verb	Adverb
globosity	Yes	No	No	No
rotundity	Yes	No	No	No

As nouns, globosity and rotundity are synonyms defined as:

Other synonyms of globosity include globularness, rotundness, sphericalness, sphericity.

globosity (noun)	rotundity (noun)
the roundness of a 3-dimensional object	the roundness of a 3-dimensional object
	the fullness of a tone of voice