EXTEMPORANEOUS

Improvised

PERFIDY

Breaking an agreement

PREDILECTION

Disposition that favors something.

PERSPICACIOUS

Acutely perceptive

PREVARICATE

Avoiding the truth; misleading

OBVIATE

To anticipate or make unnessary

RECIPROCAL

Inverse relationship, in exchange for.

DEPREDATION

The act of plundering or pillaging.

RAPINE

The seizure of property by force.

STOLID

Relating to "Stoic"; having little emotion

SPORTIVE

Sporty, in a friendly manner.

FACETIOUS

 Witty, cleverly amusing. 

BITHE

In a joyful, carefree manner; ignorance.

JOCOSE

Trait of being in a humorous, joking manner.

PRECOCITY

Matured early

COUNTENANCE

Explicit approval

EVINCE

To show clearly, manifest

REGALE

A feast, abundance. 

AGGRANDIZE

To increase in rank, or power. To make something appear better than it is.

BELIED

Misrepresent; contradict

MEDACIOUS

Untruthful, deceitful, falsehood.

DIFFIDENT

Modest reserve,  timid.

HABILIMENT

Relating to clothes

SINECURE

A paid position that has very little work attached to it.

ARDOR

A strong feeling of eagerness

ESCARPMENT

A steep slope; fortification.

INSOUCIANCE

Carelessness, heedless, indifferent.

TACITURN

Habitually reserved, uncommunicative.

GARRULOUS

Excessively talkative.

RETICENT

Reserved.

PEDANT

A person overly concerned with forms and rules.

 MASTICATION

To chew, bite, grind.

DEGLUTITION

The act of swallowing.

RUMINATION

Regurgitation of small amount of food.

MANDUCTION

The act of chewing

EPULATION

Feast; feasting.

CACOPHONY

A loud, harsh, and strident noise.

PRECIOSITY

Overabundance of glamorous things.

PRECOCITY

The exceptional ability of a child.

FELICITOUS

Exhibiting an agreeable and appropriate manner.

SURREPTITOUS

Stealthy, well-hidden, covert

PECCADILLO

Minor offense

ATRABILIOUS

Melancholy, sad.