13-letter words containing n, o, p, l, u
- unapprovingly — in an unapproving manner
- uncomplaining — to express dissatisfaction, pain, uneasiness, censure, resentment, or grief; find fault: He complained constantly about the noise in the corridor.
- uncomplaisant — not eager to please; not compliant or obliging
- uncompletable — having all parts or elements; lacking nothing; whole; entire; full: a complete set of Mark Twain's writings.
- uncomplicated — to make complex, intricate, involved, or difficult: His recovery from the operation was complicated by an allergic reaction.
- underemployed — employed at a job that does not fully use one's skills or abilities.
- unexceptional — not exceptional; not unusual or extraordinary.
- unexplanatory — serving to explain: an explanatory footnote.
- unicorn plant — a North American plant, Proboscidea (Martynia) louisianica, having creamy-white to red flowers blotched with purple, and a woody capsule with a long, curved beak.
- unperformable — to carry out; execute; do: to perform miracles.
- unpolarizable — not capable of being polarized
- unpostponable — to put off to a later time; defer: He has postponed his departure until tomorrow.
- unproblematic — not problematic, not causing difficulties or confusion; uncomplicated
- unpromisingly — in a manner that is not showing any promise of favourable development or future success
- unprotectable — to defend or guard from attack, invasion, loss, annoyance, insult, etc.; cover or shield from injury or danger.
- unprovokingly — serving to provoke; causing annoyance.
- unputdownable — (especially of a book or periodical) so interesting or suspenseful as to compel reading.
- unreproachful — not deserving reproach or blame
- 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.
- 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.
- upland cotton — a plant, Gossypium hirsutum, of warm regions of the New World, that is the chief commercial cotton crop in the U.S.
- upland plover — a large, field-inhabiting sandpiper, Bartramia longicauda, of eastern North America, resembling a plover: now protected and increasing in numbers.
- upon my soul! — an exclamation of surprise
- volute spring — a coil spring, conical in shape, extending in the direction of the axis of the coil.