13-letter words containing s, o, u, p
- unpersonified — to attribute human nature or character to (an inanimate object or an abstraction), as in speech or writing.
- unperspicuous — clearly expressed or presented; lucid.
- unpostponable — to put off to a later time; defer: He has postponed his departure until tomorrow.
- unpretentious — not pretentious; modest; without ostentatious display; plain: his unpretentious demeanor; an unpretentious summer resort.
- unprogressive — favoring or advocating progress, change, improvement, or reform, as opposed to wishing to maintain things as they are, especially in political matters: a progressive mayor.
- unpromisingly — in a manner that is not showing any promise of favourable development or future success
- unprovisioned — a clause in a legal instrument, a law, etc., providing for a particular matter; stipulation; proviso.
- unrecompensed — to repay; remunerate; reward, as for service, aid, etc.
- unresponsible — answerable or accountable, as for something within one's power, control, or management (often followed by to or for): He is responsible to the president for his decisions.
- unspontaneous — coming or resulting from a natural impulse or tendency; without effort or premeditation; natural and unconstrained; unplanned: a spontaneous burst of applause.
- unsuperfluous — not superfluous or excessive; moderate
- unsupportable — capable of being supported; endurable; maintainable.
- unsupportedly — in an unsupported fashion, without support
- unupholstered — to provide (chairs, sofas, etc.) with coverings, cushions, stuffing, springs, etc.
- up to scratch — to break, mar, or mark the surface of by rubbing, scraping, or tearing with something sharp or rough: to scratch one's hand on a nail.
- upon my soul! — an exclamation of surprise
- uprighteously — in an upright or moral manner
- ups and downs — good and bad experiences
- vapourishness — the quality or state of being vapourish
- visual foxpro — (database) A Microsoft database derived from Fox Software's FoxPRO.
- volute spring — a coil spring, conical in shape, extending in the direction of the axis of the coil.
- waste product — material discarded as useless in the process of producing something.
- water opossum — yapok.
- women's group — A women's group is a group of women who meet regularly, usually in order to organize campaigns.
- xiphophyllous — (botany) Having sword-shaped leaves.
- yol computers — (company) A company in London, UK that sells computer and network systems, established in 2001.
- zinjanthropus — the genus to which Australopithecus boisei was formerly assigned.
- zoosporangium — a sporangium or spore case in which zoospores are produced.