Source : Webster's Revised Unabridged Dictionary (1913)

Lament \La*ment"\, v. t. [imp. & p. p. {Lamented}; p. pr. & vb.
   n. {Lamenting}.]
   To mourn for; to bemoan; to bewail.

         One laughed at follies, one lamented crimes. --Dryden.

   Syn: To deplore; mourn; bewail. See {Deplore}.

Lamented \La*ment"ed\, a.
   Mourned for; bewailed.

         This humble praise, lamented shade ! receive. --Pope.

Source : WordNet®

lamented
     adj : mourned or grieved for; "the imprint of our wise and
           lamented friend"- A.E.Stevenson [ant: {unlamented}]