gruntled

adjective2

1. •
   (humorous) Contented, pleased, satisfied.

   • He spoke with a certain what-is-it in his voice, and I could see that, if not actually disgruntled, he was far from being gruntled. — 1938
2. •
   (no longer used) Grunted.

   • Along about the time Orion's sword sloped down the west, Chabot heard their gruntled noises and the scurry of the flock. — 1909