quadru-

Quadrumane, kwod′rōō-mān, n. one of the Quadru′mana, an order of mammalia having four hands, or four feet, with an opposable thumb—also Quad′ruman.—adj.

Quadru′plicate, fourfold.—n. one of four corresponding things.—v.t. to make fourfold.—ns.

Mrs Stiff’s forefinger was pointed at first one and then another quadru- or bi-ped intruder.

The Olympic Theatre has obtained an extension of its licence from the Lord Chamberlain, and will shortly open with a company selected from Ducrow’s late establishment; but whether the peds are bi or quadru, rumour sayeth not.

If you sneak you'll get it quadru—er—quadrupedal—and also be known as Sneaky as well as Funky.