All terms in this list:
sui generis: In a class of its own; one of a kind.
solipsistic: the philosophical theory that the self is all that you know to exist
louche: of questionable taste or morality; decadent
laconic: Using as few words as possible; pithy and concise.
saturnine: (of a person or their manner) Slow and gloomy
antediluvian: ancient or antiquated; old; prehistoric.
epistemological: Of or pertaining to epistemology or theory of knowledge, as a field of study
penury: extreme want; poverty; destitution.
sumptuary: Relating to expense; regulating expense or expenditure.
schadenfreude: Malicious enjoyment derived from observing someone else's misfortune.
peripatetic: Walking about; itinerant; nomadic.
abstruse: concealed or hidden out of the way.
parlous: Attended with peril; dangerous; risky.
adenoidal: sounding as if the nose were pinched; "a whining nasal voice"
feckless: Lacking purpose.
solipsism: The theory that the self is the only thing that can be known and verified.
ersatz: Made in imitation; artificial, especially of an inferior quality.
fealty: Fidelity to one's lord; the feudal obligation by which the tenant or vassal was bound to be faithful to his lord; fidelity; allegiance; faithfulness.
sanguine: Having the colour of blood; red.
sartorial: Of or relating to the tailoring of clothing.
hagiography: The study of saints.
pandemic: Widespread; general.
hagiographic: A writing or expression congruous with the tenets of hagiography.
dauphin: The eldest son of the king of France.
antebellum: Of the time period prior to a war.
paroxysm: A random or sudden outburst (of activity).
risible: Of or pertaining to laughter.
interlocutor: A person who takes part in dialogue or conversation.
swine: Any of various omnivorous, even-toed ungulates of the family Suidae.
apotheosis: The fact or action of becoming a god; deification.
comity: Courtesy and considerate behavior toward others
banal: Common in a boring way, to the point of being predictable; containing nothing new or fresh.
profligacy: careless wastefulness
Sisyphean: Incessant or incessantly recurring, but futile.
inchoate: Recently started but not fully formed yet; just begun; only elementary or immature.
apoplectic: Marked by extreme anger or fury.
bildungsroman: A novel tracing the spiritual, moral, psychological, or social development and growth of the main character, usually from childhood to maturity.
peroration: The concluding section of a discourse, either written or oral, in which the orator or writer sums up and commends his topic to his audience, particularly as used in the technical sense of a component of ancient Roman oratorical delivery.
fungible: Able to be substituted for something of equal value.
recondite: Hidden from the mental or intellectual view; secret; abstruse.
bonobo: the pygmy chimpanzee, Pan paniscus, from Africa south of the Congo
phlogiston: The hypothetical fiery principle formerly assumed to be a necessary constituent of combustible bodies and to be given up by them in burning.
contretemps: An unforeseen, inopportune, or embarrassing event; a hitch
appurtenances: equipment used for a specific task or purpose; gear
glut: an excess, too much
fecklessness: worthlessness due to being feeble and ineffectual