Harangue
A lengthy and aggressive speech.
Lugubrious
Mournful, gloomy, or dismal.
Vitriolic
Filled with bitter criticism or malice.
Recalcitrant
Stubbornly resistant to authority or control.
Fastidious
Very attentive to detail; hard to please.
Egregious
Remarkably bad or offensive.
Debilitate
To weaken or drain strength.
Esoteric
Intended for or understood by only a few.
Alacrity
Cheerful willingness or promptness.
Capitulate
To surrender or yield under pressure.
