20-letter words containing b, u, n, t, a
- tropical disturbance — a very weak, or incipient, tropical cyclone.
- trustee savings bank — a British financial institution which offered savings facilities for small investors and was managed by unpaid trustees. Depositors had no voting rights and no say in financial or managerial matters. The bank is now a public limited company with the same rights and services as other banks and only retains the title in the abbreviated form TSB.
- tubing head pressure — The tubing head pressure is the pressure on the tubing, which is measured at the wellhead.
- united arab emirates — group of Arabian states
- united arab republic — a name given the union of Egypt and Syria from 1958 to 1961; after that, the official name of Egypt alone until 1971. Abbreviation: U.A.R.
- upper income bracket — a grouping of the highest earning tax payers
- war production board — the board (1942–45) that supervised and regulated the production and sale of matériel essential to the logistics of World War II. Abbreviation: WPB, W.P.B.
- wardrobe malfunction — an embarrassing situation caused by the clothes a person is wearing