athletic vs muscular

athletic and muscular both are adjectives.

Word	Noun	Adjective	Verb	Adverb
athletic	No	Yes	No	No
muscular	No	Yes	No	No

athletic (adjective)	muscular (adjective)
relating to or befitting athletics or athletes	having a robust muscular body-build characterized by predominance of structures (bone and muscle and connective tissue) developed from the embryonic mesodermal layer
vigorously active	of or relating to or consisting of muscle
having a sturdy and well proportioned body	having or suggesting great physical power or force
	(of a person) possessing physical strength and weight; rugged and powerful