Antonyms of adj endomorphic

1 sense of endomorphic

Sense 1
endomorphic (vs. mesomorphic) (vs. ectomorphic), pyknic -- (having a squat and fleshy build; "a pyknic practical joke")

mesomorphic (vs. ectomorphic) (vs. endomorphic), muscular -- (having a robust muscular body-build characterized by predominance of structures (bone and muscle and connective tissue) developed from the embryonic mesodermal layer)
        => athletic -- (having a sturdy and well proportioned body; "an athletic build")
ectomorphic (vs. endomorphic) (vs. mesomorphic) -- (having a build with little fat or muscle but with long limbs)
        => asthenic -- (having a slender physique)

Similarity of adj endomorphic

1 sense of endomorphic

Sense 1
endomorphic (vs. mesomorphic) (vs. ectomorphic), pyknic -- (having a squat and fleshy build; "a pyknic practical joke")
          Also See-> fat#1