Dastardly and Muttley, also Wacky Races. there was a fair degree of overlap between these two cartoon shows.
A cartoon dog.
The name of the dog in Peanuts is Snoopy...
Droopy!
courage
Mutley
Assuming you're talking about the cartoon character... it's spelled m-u-t-l-e-y.
How about "Snoot" or "Muttly", like the two birds in the "Snoot and Muttly" early CGI short animation from 1984?
Usually in cartoons, a dog would bury their cartoon bone. An example of this would be Dino in the cartoon The Flintstones. Also, a dog may eat their bone in a cartoon.
Underdog is a cartoon dog. He begins with the letter U.
odie
Underdog
Pantalone
Goofy is a dog .
A cartoon dog.
Bowel, glutchman urinal muttly crew colon
Droopy
Deputy Dog.