The adjective "keen" can mean either "eager," willing to do something or sharp, quick-witted, intelligent. Additionally, "jolly" means cheerful, good-natured, happy; "serene" means peaceful; "unwilling" means not wanting to do something.

The adjective "charismatic" means charming and interesting, having a personality that other people find attractive and fascinating. Additionally, "inert" means motionless, not moving, having no energy; "vigilant" means watchful, attentive, paying careful attention to something; "nauseating" means sickening, disgusting, causing one to feel sick; "ominous" means threatening, suggesting something bad or dangerous will happen.

The adjective "staid" is used to describe someone who is serious and respectable, but also boring and unadventurous. Additionally, "composed" means under control in a stressful situation; "reckless" means out of control, prone to taking risks, careless; "dynamic" means energetic, forceful, powerful; "hedonistic" means devoted to the pursuit of pleasure, self-indulgent and immoderate.

"Stilted" means "pretentious," artificial or overly-formal.

"Genuine" means real, authentic or honest.

"Rash" means irrational, impulsive or hasty.

"Fastidious" means fussy, meticulous, or extremely careful.

"Angelic" means like an angel, sweet, kind, or beautiful.

The adjective "precocious" is used to describe someone young who is especially talented, intelligent, and gifted. Additionally, "foolhardy" means foolish, reckless, stupid; "engorged" means filled with blood (or some other liquid) and made larger; "aggressive" means prone to starting conflict; "dilated" means (usually of eyes) made wider and more open.

The adjective "blase" means indifferent to, uncaring about something due to believing it to be uninteresting, ordinary, or unexciting. Additionally, "supple" means flexible and bendy; "concise" means brief and 'to the point'; "awry" means gone wrong, gone amiss, out of place; "tactful" means showing appropriate levels of politeness and concern in a social situation, knowing what to say so as not to be rude.

"Licentious" means "immoral," debauched, or unrestrained by morality.

"Grandiose" means theatrical or extravagant, excessively grand.

"Curious" means desiring knowledge, being inquisitive, or it can be used to describe something that is weird or strange.

"Legal" means permitted by even a strict interpretation of the law.

"Sanctioned" means officially approved, allowed, or permitted. 

"Voracious" means very hungry, ravenous, or insatiable.

"Demure" means prim.

"Aggressive" means seeking a fight, angry.

"Punctual" means on time, reliable or dependable. 

"Stern" means serious, authoritarian, grim.

"Punctilious" means "finicky," careful or fussy.

"Flamboyant" means extravagant, theatrical or bombastic.

"Glamorous" means sophisticated, alluring or attractive.

"Morbid" means sickly, nasty or gloomy.

"Ditzy" means silly, air-headed, or goofy.

"Duplicitous" means "dishonest," cheating or lying.

"Pernicious" means bad, lethal or destructive.

"Delinquent" means irresponsible, criminal, or it can mean unpaid when referring to someone paying a bill or a fine.

"Abnormal" means not normal, strange or weird.

"Frank" means honest, upright; it is the opposite of duplicitous.