muscular vs athletic

muscular and athletic both are adjectives.

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

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