13-letter words containing t, r, i, a, l, p
- uniparentally — in a uniparental manner
- unpracticable — impracticable.
- unpredictable — not predictable; not to be foreseen or foretold: an unpredictable occurrence.
- unpredictably — not predictable; not to be foreseen or foretold: an unpredictable occurrence.
- unproblematic — not problematic, not causing difficulties or confusion; uncomplicated
- unspiritually — in an unspiritual manner
- upgradability — an incline going up in the direction of movement.
- valet parking — a service offered by a hotel, restaurant, etc., by which patrons' cars are parked by an attendant.
- variable type — type that can be varied to fit a page, screen, etc
- walter piston — Walter, 1894–1976, U.S. composer.
- water spaniel — either of two breeds of spaniels, used for retrieving waterfowl.
- with pleasure — gladly, willingly
- xerophthalmia — abnormal dryness of the eyeball characterized by conjunctivitis, caused by a deficiency of tears and attributed to a lack of vitamin A.
- xerophthalmic — Of or pertaining to xerophthalmia.
- xiphiplastral — pertaining to or comprising a xiphiplastron
- xiphiplastron — the fourth lateral plate of a turtle's plastron