endomorph

from WordNet (r) 3.0 (2006)

endomorph
    n 1: a heavy person with a soft and rounded body

from The Collaborative International Dictionary of English v.0.48

Endomorph \En"do*morph\, n. [Endo- + Gr. morfh` form.] (Min.)
   A crystal of one species inclosed within one of another, as
   one of rutile inclosed in quartz.
   [1913 Webster]