13-letter words containing a, n, b, r
- trial balloon — a statement, program, or the like issued publicly as a means of determining reactions in advance: The speech was a trial balloon for a new law.
- tributariness — the state of being tributary
- tromba marina — trumpet marine.
- 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.
- tubing hanger — A tubing hanger is a device which is attached to the top tubing joint and supports the tubing.
- turban squash — a turban-shaped variety of winter squash, Cucurbita maxima turbaniformis.
- turbine blade — any of a number of bladelike vanes assembled around the periphery of a turbine rotor to guide the steam or gas flow
- turbocharging — the process or action of supplying an internal combustion engine or a motor vehicle with a turbocharger
- ultrawideband — a transmission technique using a very wide spectrum of frequencies that enables high-speed transfer of data
- umbrella pine — a Japanese evergreen tree, Sciadopitys verticillata, having linear leaves growing in umbrellalike whorls, cultivated as an ornamental.
- umbrella tent — a small tent with a metal frame consisting of ribs that radiate from a single supporting pole.
- un-personable — of pleasing personal appearance; handsome or comely; attractive.
- un-releasable — to free from confinement, bondage, obligation, pain, etc.; let go: to release a prisoner; to release someone from a debt.
- un-vulnerable — capable of or susceptible to being wounded or hurt, as by a weapon: a vulnerable part of the body.
- unabbreviated — shortened; made briefer: The rain led to an abbreviated picnic.
- unappreciable — sufficient to be readily perceived or estimated; considerable: There is an appreciable difference between socialism and communism.
- uncomfortable — causing discomfort or distress; painful; irritating.
- uncomfortably — causing discomfort or distress; painful; irritating.
- unconformable — not conformable; not conforming.
- unconformably — not conformable; not conforming.
- unconquerable — to acquire by force of arms; win in war: to conquer a foreign land.
- unconquerably — in an invincible manner
- unconversable — inappropriate for conversation
- uncorrectable — not able to be fixed
- undeliverable — capable of delivery.
- undescribable — to tell or depict in written or spoken words; give an account of: He described the accident very carefully.
- undiscernable — capable of being discerned; distinguishable.
- unembarrassed — to cause confusion and shame to; make uncomfortably self-conscious; disconcert; abash: His bad table manners embarrassed her.
- unenforceable — to put or keep in force; compel obedience to: to enforce a rule; Traffic laws will be strictly enforced.
- unextractable — to get, pull, or draw out, usually with special effort, skill, or force: to extract a tooth.
- unforeseeable — to have prescience of; to know in advance; foreknow.
- unforeseeably — to have prescience of; to know in advance; foreknow.
- unforgettable — impossible to forget; indelibly impressed on the memory: scenes of unforgettable beauty.
- unforgettably — impossible to forget; indelibly impressed on the memory: scenes of unforgettable beauty.
- unobliterated — to blot out or render undecipherable (writing, marks, etc.); efface.
- unperceivable — imperceptible
- unperceivably — imperceptibly
- unperformable — to carry out; execute; do: to perform miracles.
- unpersuadable — not open or susceptible to persuasion
- unperturbable — to disturb or disquiet greatly in mind; agitate.
- unpleasurable — such as to give pleasure; enjoyable; agreeable; pleasant: a pleasurable experience.
- unpleasurably — without pleasure, in an unpleasurable manner
- unpolarizable — not capable of being polarized
- 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.
- unpresentable — not fit to be shown or introduced to other people
- unpreventable — not able to be prevented
- unproblematic — not problematic, not causing difficulties or confusion; uncomplicated