The Collaborative International Dictionary of English v.0.48:

Hearty \Heart"y\ (h[aum]rt"[y^]), a. [Compar. Heartier
   (h[aum]rt"[i^]*[~e]r); superl. Heartiest.]
   1. Pertaining to, or proceeding from, the heart; warm;
      cordial; bold; zealous; sincere; willing; also, energetic;
      active; eager; as, a hearty welcome; hearty in supporting
      the government.
      [1913 Webster]

            Full of hearty tears
            For our good father's loss.           --Marston.
      [1913 Webster]

   2. Exhibiting strength; sound; healthy; firm; not weak; as, a
      hearty man; hearty timber.
      [1913 Webster]

   3. Promoting strength; nourishing; rich; abundant; as, hearty
      food; a hearty meal.

   Syn: Sincere; real; unfeigned; undissembled; cordial;
        earnest; warm; zealous; ardent; eager; active; vigorous.

   Usage: Hearty, Cordial, Sincere. Hearty implies honesty
          and simplicity of feelings and manners; cordial refers
          to the warmth and liveliness with which the feelings
          are expressed; sincere implies that this expression
          corresponds to the real sentiments of the heart. A man
          should be hearty in his attachment to his friends,
          cordial in his reception of them to his house, and
          sincere in his offers to assist them.
          [1913 Webster]