The adjective "pedantic" is used to describe someone who pays too close attention to details, someone who is obsessive about something in an irritating manner. The closest answer choice to this definition is "meticulous" which means precise, trying to do something perfectly. Additionally, "paramount" means of particular importance, very significant; "fortuitous" means lucky; "addled" means confused and mentally weak (usually from drug use or old age); "lackluster" means uninspiring, underwhelming.

The adjective "eccentric" is usually used to describe certain people and means odd, unusual, prone to weird behavior.

The adjective "perspicacious" is used to describe someone who is very discerning, able to notice and understand things very well. Additionally, "loathsome" means detestable, hated; "illuminating" means revealing, 'shining a light on'; "corpulent" means overweight, fat; "salient" means most important, very significant.

The adjective "supercilious" means arrogant, haughty, thinking one knows better than everyone else, or "conceited." Additionally, "meek" means shy, reserved, weak; "fruitful" means productive; "drastic" means extreme and desperate; "raucous" means rowdy, disorderly and grating.

The adjective "insufferable," which can be used to describe people or circumstances, means so annoying as to be impossible to put up with, too intense to cope with. This is closest in definition to "unbearable" which means intolerable, unendurable. Additionally, "provocative" means likely to cause offense, incendiary, causing a strong reaction; "cagey" means cautious and noncommittal, wary and guarded; "inveterate" means (of a habit) deeply ingrained and long established; "besmirched" means sullied, tarnished, ruined, (of a reputation) damaged.

The adjective "officious" means (of an authority figure) prone to interfering and meddling unnecessarily, meddlesome and irritating. Additionally, "insolvent" means bankrupt, run out of money; "corpulent" means overweight, fat; "ostentatious" means extravagant and showy; "noisome" means smelling very bad, having an offensive smell.

The adjective "perfidious" means treacherous, not trustworthy, duplicitous and likely to betray, disloyal. Additionally, "jovial" means good-natured or in a good-mood; "adulterated" means edited and made impure; "acclaimed" means widely celebrated and praised; "demonstrative" means extremely showy of one's thoughts and feelings, expressive.

"Solipsistic" means egotistical or focused on the self. "Confident" means self-assured, as does "self-possessed." "Lurid" is a synonym for bright, colorful, sensational, or overly dramatic. "Deleterious" means harmful.

"Intractable" means "stubborn" or resistant. This is an antonym for "yielding." "Mercurial" means temperamental or capricious. If something is "emblematic," it is a symbol or representation of something else.

"Vapid" means "dull," boring, lacking in liveliness and energy. This is an antonym for "invigorated," or energetic. "Skeptical" means doubtful. "Inept" means incompetent, which is an antonym for "adroit" or skillful.