19-letter words containing l, o, t, h, a, i
- what-do-you-call-it — whachamacallit.
- white-collar worker — office employee, clerical worker
- william howard taft — Helen Herron [her-uh n] /ˈhɛr ən/ (Show IPA), 1861–1943, U.S. First Lady 1909–13 (wife of William Howard Taft).
- withdrawal symptoms — When someone has withdrawal symptoms, they feel ill after they have stopped taking a drug which they were addicted to.
- withdrawal syndrome — a spectrum of physical and behavioral symptoms following cessation from the continuous use of an addictive drug, the character and severity of the symptoms depending upon the particular drug and the daily dose.
- world heritage site — a natural or manmade area or structure which is recognized as being of international importance and therefore deserving special protection
- writing on the wall — writing done with a pen or pencil in the hand; script.
- yellowtail kingfish — a large carangid game fish, Seriola grandis, of S Australian waters
- zenithal projection — a type of map projection in which part of the earth's surface is projected onto a plane tangential to it, either at one of the poles (polar zenithal), at the equator (equatorial zenithal), or between (oblique zenithal)