19-letter words containing o, p, e, n, f, i
- splinterproof glass — glass that is designed not to form sharp splinters should it be shattered
- spread oneself thin — to draw, stretch, or open out, especially over a flat surface, as something rolled or folded (often followed by out).
- succession of crops — the continuous cultivation of a crop throughout a season by successive plantings or by the use of varieties with different rates of growth.
- superannuation fund — a fund used for paying pensions
- teaching fellowship — a fellowship providing a student in a graduate school with free tuition and expenses and stipulating that the student assume some teaching duties in return.
- the patriotic front — a political party in Zimbabwe, founded in 2001 as a coalition of two communist parties, the Zimbabwe African Peoples Union (ZAPU) and the Zimbabwe African National Union (ZANU), which had worked together to fight against White minority rule in Rhodesia
- to one's fingertips — entirely; altogether
- unlawful possession — possession of substances or items (such as drugs or guns) for which criminal sanctions exist because they may not be legally possessed or may not be possessed under certain circumstances
- upper carboniferous — Pennsylvanian (defs 2, 4).
- wage-push inflation — an inflationary trend caused by wage increases that in turn cause rises in production costs and prices.
- war of independence — American Revolution.
- whorfian hypothesis — Sapir-Whorf hypothesis.