17-letter words containing f, e, r, o, s, i
- thuringian forest — a forested mountain region in central Germany: a resort area.
- to raise the roof — If a group of people inside a building raise the roof, they make a very loud noise, for example by singing or shouting.
- traffic diversion — a special route arranged for traffic to follow when the normal route cannot be used
- transfer function — The transfer function of a circuit is the ratio of the response to the input.
- troilus butterfly — spicebush swallowtail.
- unclassified road — a road that has not been given a grade because it is of a basic standard
- under the sign of — during that portion of the year when the sun is passing through and thus subject to the influence of (a specified sign of the zodiac)
- unity of interest — the equal interest in property held by joint tenants
- unofficial strike — a strike that is not approved by the strikers' trade union
- unprofessionalism — not professional; not pertaining to or characteristic of a profession.
- vermiform process — vermiform appendix.
- welfare economics — a branch of economics concerned with improving human welfare and social conditions chiefly through the optimum distribution of wealth, the relief or reduction of unemployment, etc.
- year of confusion — (in ancient Rome) the year of 445 days preceding the introduction, in 46 b.c., of the Julian calendar: lengthened to compensate for the cumulative errors of the Roman calendar.