22-letter words containing t, a, i, h
- white-tailed sea eagle — a grayish-brown sea eagle, Haliaetus albicilla, of the Old World and Greenland, having a white tail.
- 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
- william's bon chrétien — a variety of pear that has large yellow juicy sweet fruit
- with all the trimmings — if you say that something comes with all the trimmings, you mean that it has many extra things added to it to make it more special
- with egg on one's face — made to look ridiculous
- within someone's grasp — If you say that something is within someone's grasp, you mean that it is very likely that they will achieve it.
- yellow-shafted flicker — a North American woodpecker C. auratus, which has a yellow undersurface to the wings and tail
- you can say that again — yes: emphatically
- ysbaddaden chief-giant — the father of Olwen.
- zero population growth — the maintenance of a population at a constant level by limiting the number of live births to that needed to replace the existing population.