31. To find a mate, the male ruffed grouse stands on a hollow log and beats his wings, making a drumming sound.
More similar words: puffed, stuffed, chuffed, puffed rice, overstuffed, stuffed shirt, ruff, gruff, scruff, ruffle, ruffled, dandruff, scruffy, truffle, ruffian, gruffly, unruffled, miffed, buffer, duffel, suffer, duffer, buffet, pouffe, bluffer, stuffer, puffery, understaffed, short-staffed, buffet car.