18-letter words containing f, i, t, h, c
- sixth-form college — (in England and Wales) a college offering A-level and other courses to pupils over sixteen from local schools, esp from those that do not have sixth forms
- 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.
- sonic depth finder — a sonar instrument that uses echolocation to measure depths under water.
- the family compact — the ruling oligarchy in Upper Canada in the early 19th century
- the french riviera — the Mediterranean coastal region of France from Cannes eastward to Italy
- thermal efficiency — the ratio of the work output of a heat engine to the heat input expressed in the same units of energy.
- tip of the iceberg — a large floating mass of ice, detached from a glacier and carried out to sea.
- unification church — a religious sect that combines elements of Protestantism and Buddhism, founded by the Rev. Sun Myung Moon in 1954: many of its members live in communes sponsored by the sect.
- white-faced hornet — any large, stinging paper wasp of the family Vespidae, as Vespa crabro (giant hornet) introduced into the U.S. from Europe, or Vespula maculata (bald-faced hornet or white-faced hornet) of North America.
- witch hazel family — the plant family Hamamelidaceae, characterized by trees and shrubs having alternate, simple leaves, flowers in clusters or heads, and fruit in the form of a double-beaked woody capsule, and including the sweet gum, witch alder, and witch hazel.
- with flying colors — with flying colors, with an overwhelming victory, triumph, or success: He passed the test with flying colors.
- writ of attachment — a document by which a court orders the seizing of property in order to ensure satisfaction of a judgement