12-letter words containing n, i, p, l, e
- the pliocene — the Pliocene epoch or rock series
- theophylline — a white, crystalline, poisonous alkaloid, C 7 H 8 N 4 O 2 , an isomer of theobromine, extracted from tea leaves or produced synthetically: used to relieve bronchial spasms, in the treatment of certain heart conditions, and as a diuretic.
- tickled pink — to touch or stroke lightly with the fingers, a feather, etc., so as to excite a tingling or itching sensation in; titillate.
- tragelaphine — of or relating to a tragelaph
- transpirable — to occur; happen; take place.
- transponible — capable of being transposed.
- triple crown — an unofficial title held by a horse that wins the Kentucky Derby, the Preakness, and the Belmont Stakes in a single season.
- triple point — the particular temperature and pressure at which the solid, liquid, and gaseous phases of a given substance are all at equilibrium with one another.
- trying plane — a plane with a long body for planing the edges of long boards
- trypaflavine — acriflavine hydrochloride.
- unalphabetic — in the order of the letters of the alphabet: alphabetical arrangement.
- unapologetic — containing an apology or excuse for a fault, failure, insult, injury, etc.: An apologetic letter to his creditors explained the delay.
- unapplausive — not giving applause; not expressing praise
- unapplicable — applying or capable of being applied; relevant; suitable; appropriate: an applicable rule; a solution that is applicable to the problem.
- uncapsizable — (of a boat, etc) that cannot be capsized
- uncompelling — tending to compel, as to force or push toward a course of action; overpowering: There were compelling reasons for their divorce.
- uncomplicate — to make complex, intricate, involved, or difficult: His recovery from the operation was complicated by an allergic reaction.
- underexploit — to make insufficient use of
- underlapping — to extend partly under.
- undiscipline — the trait or characteristic of not having discipline
- undisputable — capable of being disputed; debatable; questionable.
- undisputedly — to engage in argument or debate.
- unduplicated — a copy exactly like an original.
- unhospitable — not hospitable
- unimpugnable — not capable of being challenged or criticized
- unipotential — Electricity, Electronics. having uniform electric potential throughout, as a hot cathode (unipotential cathode) indirectly heated by a separate heater circuit so that there is no lateral change of voltage across the cathode due to resistance to a heating current.
- unit's place — unit (def 8).
- unnilpentium — dubnium.
- unnilseptium — bohrium.
- unpavilioned — not provided with a pavilion
- unperishable — imperishable
- unpleasingly — in an unpleasing manner
- unpoetically — in an unpoetic manner
- unpolishable — incapable of being made smooth or shiny
- unpoliteness — the quality or state of being impolite
- unprelatical — not befitting a prelate
- unprevailing — lacking force, not effective
- unprincipled — lacking or not based on moral scruples or principles: an unprincipled person; unprincipled behavior.
- unprivileged — belonging to a class that enjoys special privileges; favored: the privileged few.
- unproclaimed — to announce or declare in an official or formal manner: to proclaim war.
- unprofitable — being without profit; not showing or turning a profit: a series of unprofitable ventures.
- unpublicized — not publicized, promoted, or made widely known
- unpunishable — not able to be punished
- unreciprocal — given or felt by each toward the other; mutual: reciprocal respect.
- unrepairable — that cannot be repaired: Some old clocks are unrepairable.
- unrepiningly — in an unrepining manner
- unsimplified — to make less complex or complicated; make plainer or easier: to simplify a problem.
- unsplittable — to divide or separate from end to end or into layers: to split a log in two.
- unstipulated — to make an express demand or arrangement as a condition of agreement (often followed by for).
- valve spring — a helical spring used to hold closed a valve in the cylinder head of an internal-combustion engine