16-letter words containing n, o, t, p, u, a
- tridarn cupboard — a Welsh cupboard of the late 17th and 18th centuries, with an open, canopied upper section for display.
- trucking company — a company that transports goods by lorry
- unapologetically — containing an apology or excuse for a fault, failure, insult, injury, etc.: An apologetic letter to his creditors explained the delay.
- uncinate process — a curved, bony process on certain ribs of birds that projects backward and overlaps the succeeding rib, serving to strengthen the thorax.
- undercompensated — to compensate or pay less than is fair, customary, or expected.
- unproportionally — having due proportion; corresponding.
- up to one's ears — the organ of hearing and equilibrium in vertebrates, in humans consisting of an external ear that gathers sound vibrations, a middle ear in which the vibrations resonate against the tympanic membrane, and a fluid-filled internal ear that maintains balance and that conducts the tympanic vibrations to the auditory nerve, which transmits them as impulses to the brain.
- upsilon particle — the 20th letter of the Greek alphabet (Υ, υ).
- vapor combustion — Vapor combustion is a closed burn system used for treating liquid waste which contains volatile organic compounds.
- ventriculography — radiography of the ventricles of the heart after injection of a contrast medium
- voluntary helper — a person who aids or assists in a specified function of one's own accord and without compulsion or promise of remuneration
- writ of subpoena — a legal document commanding the attendance in court, as a witness, of the person on whom it is served, under a penalty