13-letter words containing o, n, l, i, e, r
- tropical zone — Torrid Zone
- troublemaking — a person who causes difficulties, distress, worry, etc., for others, especially one who does so habitually as a matter of malice.
- tuberculation — Also, tuberculated, tuberculose. having tubercles.
- tung-oil tree — tung tree.
- ultra-violent — acting with or characterized by uncontrolled, strong, rough force: a violent earthquake.
- ultraviolence — acts of extreme violence, esp those shown on television or film
- un-cloistered — secluded from the world; sheltered: a cloistered life.
- unbowdlerized — to expurgate (a written work) by removing or modifying passages considered vulgar or objectionable.
- uncategorical — without exceptions or conditions; absolute; unqualified and unconditional: a categorical denial.
- unchlorinated — not chlorinated; not treated with chlorine
- unconvertible — capable of being converted.
- uncourtliness — the lack of courtliness
- undeleterious — injurious to health: deleterious gases.
- underclothing — clothing worn next to the skin under outer clothes.
- underwithhold — to withhold too little.
- undirectional — of, relating to, or indicating direction in space.
- unneighbourly — unfriendly and unhelpful
- unobliterated — to blot out or render undecipherable (writing, marks, etc.); efface.
- unobtrusively — not obtrusive; inconspicuous, unassertive, or reticent.
- unpolarizable — not capable of being polarized
- unproblematic — not problematic, not causing difficulties or confusion; uncomplicated
- unreconciling — to cause (a person) to accept or be resigned to something not desired: He was reconciled to his fate.
- unrefined oil — oil that hasn't been refined or processed
- 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.
- unscholarlike — not befitting a scholar; ungentlemanly
- unsoldierlike — not befitting a soldier
- untheoretical — not theoretical; not belonging or pertaining to the realm of theory; not confined to the theoretical realm; (somewhat) concrete
- unworkmanlike — not appropriate to or befitting a good workman
- ursine howler — the red howling monkey, Alouatta seniculus, of northern South America.
- valedictorian — a student, usually the one ranking highest academically in a school graduating class, who delivers the valedictory at the commencement exercises.
- venereologist — the branch of medicine dealing with the study and treatment of venereal, or sexually transmitted, disease.
- ventriloquial — of, relating to, or using ventriloquism.
- ventriloquism — the art or practice of speaking, with little or no lip movement, in such a manner that the voice does not appear to come from the speaker but from another source, as from a wooden dummy.
- ventriloquist — a person who performs or is skilled in ventriloquism.
- ventriloquize — to produce (sounds) in the manner of a ventriloquist
- ventriloquous — of or relating to ventriloquism or a ventriloquist
- verbalization — to express in words: He couldn't verbalize his feelings.
- vermiculation — to work or ornament with wavy lines or markings resembling the form or tracks of a worm.
- vernalization — to shorten the growth period of (a plant) by chilling or other special treatment of it, its seeds, or its bulbs.
- victoria nile — a section of the upper Nile River in central Uganda between Lake Victoria and Lake Albert. 260 miles (418 km) long.
- vinyl polymer — any of a group of compounds derived by polymerization from vinyl compounds, as vinyl acetate and styrene.
- violent storm — Meteorology. storm (def 3).
- violin spider — brown recluse spider.
- voluntariness — done, made, brought about, undertaken, etc., of one's own accord or by free choice: a voluntary contribution.
- volute spring — a coil spring, conical in shape, extending in the direction of the axis of the coil.
- wagon soldier — a field-artillery soldier.
- walking horse — Tennessee walking horse.
- wallcoverings — Plural form of wallcovering.
- walter piston — Walter, 1894–1976, U.S. composer.
- waterflooding — (in oil, gas, or petroleum production) the practice of injecting water to maintain pressure in a reservoir and to drive the oil, etc towards the production wells