Words I Don't Know: Overwhelmed.

sumptuous (adj.):  luxuriously fine or large; lavish; splendid.
epicene (adj.):  flaccid; feeble; weak: an epicene style of writing; effeminate; unmasculine.
[delirium] tremens (n.):  a withdrawal syndrome occurring in persons who have developed physiological dependence on alcohol, characterized by tremor, visual hallucinations, and autonomic instability.
miasma (n.):  a dangerous, foreboding, or deathlike influence or atmosphere.
rancor (n.):  bitter, rankling resentment or ill will; hatred; malice.
expunge (v.):  to strike or blot out; erase; obliterate; to efface; wipe out or destroy.
enteric (adj.):  of or pertaining to the enteron; intestinal.
speculum (n.):  a mirror or reflector, esp. one of polished metal, as on a reflecting telescope.
prodrome (n.):  any symptom that signals the impending onset of a disease. 
in extremis (adv.):  near death.
sanctimonious (adj.):  making a hypocritical show of religious devotion, piety, righteousness.
subterfuge (n.):  an artifice or expedient used to evade a rule, escape a consequence, hide something, etc.
incontrovertible (adj.):  not controvertible; not open to question or dispute; indisputable.
juxtaposition (n.):  an act or instance of placing close together or side by side, esp. for comparison or contrast; the state of being close together or side by side.
meritocracy (n.):  rule by persons chosen not because of birth or wealth, but for their superior talents or intellect.
indolent (adj.):  having or showing a disposition to avoid exertion; slothful.
animus (n.):  strong dislike or enmity; hostile attitude; animosity.
paregoric (n.):  a camphorated tincture of opium, containing benzoic acid, anise oil, etc., used chiefly to stop diarrhea in children; any soothing medicine; anodyne.
stoical (adj.):  impassive; characterized by a calm, austere fortitude befitting the Stoics.
poignant (adj.):  keenly distressing to the feelings: poignant regret; keen or strong in mental appeal; affecting or moving the emotions.
cacophony (n.):  harsh discordance of sound; dissonance.
ordure (n.):  dung; manure; excrement.
surreptitious (adj.):  obtained, done, made, etc., by stealth; secret or unauthorized; clandestine.
refectory (n.):  a dining hall in a religious house, a college, or other institution.
barque/bark (n.):  a sailing ship of three or more masts having the foremasts rigged square and the aftermast rigged fore-and-aft.
stevedore (n.):  a firm or individual engaged in the loading or unloading of a vessel.
officious (adj.):  objectionably aggressive in offering one's unrequested and unwanted services, help, or advice; meddlesome.
collegiality (n.):  cooperative interaction among colleagues.

definitions from dictionary.reference.com