22-letter words containing a, r, t, i, c, h
- what's the difference? — what does it matter?
- white australia policy — an unofficial term for an immigration policy designed to restrict the entry of non-White people into Australia
- 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
- william's bon chrétien — a variety of pear that has large yellow juicy sweet fruit
- yellow-shafted flicker — a North American woodpecker C. auratus, which has a yellow undersurface to the wings and tail