22-letter words containing a, d, h, e, r, i
- what's the difference? — what does it matter?
- white-throated sparrow — a common North American finch, Zonotrichia albicollis, having a white patch on the throat and a black and white striped crown.
- whitworth screw thread — a thread form and system of standard sizes, proposed by Whitworth in 1841 and adopted as standard in the U.K., having a flank angle of 55° and a rounded top and foot
- windsor and maidenhead — (since 1917) a member of the present British royal family. Compare Saxe-Coburg-Gotha (def 1).
- yellow-shafted flicker — a North American woodpecker C. auratus, which has a yellow undersurface to the wings and tail