18-letter words containing h, a, l, f, n
- oil of catechumens — holy oil used in baptism, the ordination of a cleric, the coronation of a sovereign, or in the consecration of a church.
- old man of the sea — (in The Arabian Nights' Entertainments) an old man who clung to the shoulders of Sindbad the Sailor for many days and nights.
- peter and the wolf — a composition by Sergei Prokofiev written in 1936. It is a children's story with both music and text, spoken by a narrator accompanied by the orchestra
- school for scandal — a comedy of manners (1777) by Richard Brinsley Sheridan.
- soft touch sealing — Soft touch sealing is a copolymer seal for a tank, with characteristics designed for softness, used instead of a metal seal to help avoid fire when sparks are generated.
- solid-fuel heating — heating that uses solid fuel, such as coal or coke
- sulfuric anhydride — sulfur trioxide.
- sutton-in-ashfield — a market town in N central England, in W Nottinghamshire. Pop: 41 951 (2001)
- the bird has flown — the person in question has fled or escaped
- the final solution — the code name used by the Nazis to refer to the plan of mass murder of the Jews
- the full treatment — If you say that someone is given the full treatment, you mean either that they are treated extremely well or that they are treated extremely severely.
- thermal efficiency — the ratio of the work output of a heat engine to the heat input expressed in the same units of energy.
- thorfinn karlsefni — 980–after 1007, Icelandic navigator, explorer, and leader of early colonizing expedition to Vinland, in North America.
- to find fault with — If you find fault with something or someone, you look for mistakes and complain about them.
- woman of the world — a woman experienced and sophisticated in the ways and manners of the world, especially the world of society.
- xenon hexafluoride — a colorless, crystalline compound, XeF 6 , that melts at 50°C to a yellow liquid, and boils at 75°C.