Acumen - (noun) a tapering point; shrewdness shown by keen insight

-The man won the debate with an acumen that the other man could not counter.
Adjudicate - (verb) bring to an end; settle conclusively; put on trial or hear a case and sit as the judge at the trial of
-My mother adjudicated the argument between my sister and I.
Anachronism - (noun) an artifact that belongs to another time; a person who seems to be displaced in time; who belongs to another age; something located at a time when it could not have existed or occurred
-A spear today is an example of an anachronism.
Apocryphal - (adj.) being of questionable authenticity; of or belonging to the Apocrypha
-The apocryphal signature was questioned by the principal.
Disparity - (noun) inequality or difference in some respect
-I'm treated with disparity when it comes between my sister and I.
Dissimulate - (verb) hide (feelings) from other people
-I dissimulate my feelings so I don't show any weaknesses.
Empirical - (adj.) derived from experiment and observation rather than theory; relying on medical quackery
-The empirical result was shocking because it was not the expected outcome.
Flamboyant - (adj.) richly and brilliantly colorful; elaborately or excessively ornamented; nounshowy tropical tree or shrub native to Madagascar; widely planted in tropical regions for its immense racemes of scarlet and orange flowers; sometimes placed in genus Poinciana
-The king's room was flamboyant, and he thought that some this wealth could go to the people.
Fulsome - (adj.) unpleasantly and excessively suave or ingratiating in manner or speech
-The silver tongued man was fulsome and nobody like him.
Immolate - (verb) offer as a sacrifice by killing or by giving up to destruction
-In biblical times, Abraham was asked by God to immolate his son.
Imperceptible - (adj.) impossible or difficult to perceive by the mind or senses
-The ninja was imperceptible.
Lackey - (noun) a male servant (especially a footman); a person who tries to please someone in order to gain a personal advantage
-I have man lackeys willing to do my bidding.
Liaison - (noun) a channel for communication between groups; a usually secretive or illicit sexual relationship
- I had a liaison with my wife's sister. 

Monolithic - (adj.) characterized by massiveness and rigidity and total uniformity; imposing in size or bulk or solidity

-The opposing army seemed never ending and monolithic.
Mot juste - (noun) the approprite word or expression
-The word  mot juste makes this a sentence.
Nihilism - (noun) a revolutionary doctrine that advocates destruction of the social system for its own sake; complete denial of all established authority and institutions; the delusion that things (or everything, including the self) do not exist; a sense that everything is unreal
-Nihilism would be the begininninf ot the end of the world.
Patrician - (adj.) of the hereditary aristocracy or ruling class of ancient Rome or medieval Europe; of honorary nobility in the Byzantine empire; belonging to or characteristic of the nobility or aristocracy; noun a person of refined upbringing and manners; a member of the aristocracy
-The patricians of ancient Rome usually spoke for the plebes.
Propitiate - (verb) make peace with
-One day, I hope the United States propitiates with North Korea.
Sic -(adv.)intentionally so written (used after a printed word or phrase);(verb) urge a dog to attack someone
- I sicced my dog on the intruder.
Sublimate - (adj.) made pure; noun the product of vaporization of a solid; (verb) direct energy or urges into useful activities; vaporize and then condense right back again; change or cause to change directly from a solid into a vapor without first melting; remove impurities from, increase the concentration of, and separate through the process of distillation; make more subtle or refined
-My parents tried to sublimate me and my siblings into doing something useful.