Vocabulary Flashcards from Lecture Notes

A collection of vocabulary terms and their definitions from the lecture notes for review.

Sagacious

Having or showing keen mental discernment and good judgment; shrewd.

Perfidious

Deceitful and untrustworthy.

Duplicitous

Deceitful.

Recalcitrant

Resisting authority or control; not obedient or compliant; refractory.

Lugubrious

Mournful, dismal, or gloomy, especially in an affected, exaggerated, or unrelieved manner.

Pedantic

Ostentatious in one's learning; overly concerned with minute details or formalisms, especially in teaching.

Nonplussed

Totally puzzled, perplexed, or confused.

Phlegmatic

Having an unemotional and stolidly calm disposition.

Irascible

Having a tendency to be easily angered; irritable.

Insouciant

Showing a casual lack of concern; indifferent.

Acerbic

Sharp and forthright.

Choleric

Quickly aroused to anger.

Mercurial

Subject to sudden or unpredictable changes of mood or mind.

Diffident

Shy, timid.

Flummoxed

Bewildered or perplexed.

Saturnine

Slow and gloomy.

Crestfallen

Sad and disappointed.

Overwrought

In a state of nervous excitement, anxiety, or anger; agitated, nervous, edgy.

Lachrymose

Tearful, given to tears or weeping.

Quixotic

Dreamily impulsive and unpredictable; impractical.

Salubrious

Healthful.

Caustic

Harsh or corrosive; sarcastic in a bitter way.

Petulant

Sulky or bad tempered.

Gregarious

Seeking and enjoying the company of others.

Erudite

Educated or scholarly.

Licentious

Promiscuous and unprincipled in sexual matters.

Blithe

Showing a casual and cheerful indifference considered to be callous or improper.

Ebullient

Cheerful and full of energy.