global vs spherical

global and spherical both are adjectives.

Word	Noun	Adjective	Verb	Adverb
global	No	Yes	No	No
spherical	No	Yes	No	No

As adjectives, global and spherical are synonyms defined as:

Other synonyms of global include ball-shaped, globose, globular, orbicular, spheric.

global (adjective)	spherical (adjective)
involving the entire earth; not limited or provincial in scope	of or relating to spheres or resembling a sphere
having the shape of a sphere or ball	having the shape of a sphere or ball