15-Letter Words Containing: _,_,A,A,D,R,T,U

• any four copies; any of four things that correspond to one another exactly

• having four units or components

• reproduce fourfold

• travel around, either by plane or ship

• walk around something

• A heterocyclic ether having a five-membered ring with four carbon atoms and one oxygen; it is a colourless liquid with an ether-like smell, and is used as a polar solvent.