burbling

from WordNet (r) 3.0 (2006)

burbling
    adj 1: uttered with unrestrained enthusiasm; "a novel told in
           burbly panting tones" [syn: {burbling}, {burbly},
           {effusive}, {gushing}]

from The Collaborative International Dictionary of English v.0.48

burbling \burbling\ burbly \burbly\adj.
   1. uttered with unrestrained enthusiasm; as, a novel told in
      burbly panting tones.

   Syn: effusive, gushing.
        [WordNet 1.5]

   2. bubbling; -- of sounds, especially of water.
      [PJC]