Flooflumph (floofinition) – 1. (noun) a housepet’s movement with heavy tread. 2. (verb) (slang) a term used in reference to a clumsy housepet.
In use: “The big lab was such a flooflumph as a puppy, all paws and legs, thundering and crashing when he ran, that it was amazing to see him as a mature and majestic adult, trotting and sprinting with grace.”