The adjective "overt" means obvious, easily noticeable, not well-concealed, conspicuous. Additionally, "lambent" means flickering; "exhaustive" means including all possible considerations, comprehensive; "factious" means prone to, or likely to, cause disagreement; "ebullient" means overly enthusiastic. 

The adjective "cogent" means (of an argument) convincing, compelling and well-reasoned. Additionally, "introspective" means inwardly thoughtful; "limpid" means clear; "bestial" means savage (like a beast); "incumbent" means required, very important in order to get something done.

"Arbitrary" means random and meaningless, not based on any criteria. Additionally, "susceptible" means vulnerable to, likely to be harmed by; "capacious" means roomy, having lots of space; "awry" means 'out of place,' amiss, gone wrong; "fraudulent" means not genuine, not authentic.

The adjective "cognizant" means aware of. Additionally, "ominous" means suggesting something bad will happen, portentous, threatening; "deleterious" means causing harm, injurious.

The adjective "tangential" means loosely related to, digressing from the main point but still partly related. This is closest in meaning to "extraneous" which means irrelevant, unrelated, incidental. Additionally, "limpid" means clear, able to be seen through; "impetuous" means done without forethought or appropriate care, rash and reckless; "artificial" means fake, not genuine, constructed to mimic something real; "ornery" means grumpy, bad-tempered.

The adjective "glib" means (of speech) "insincere" and disingenuous. Additionally, "outlawed" means banned, forbidden, not allowed; "sacrilegious" means blasphemous, offensive to a religion; "ornate" means elaborately decorated, adorned and embellished; "abstract" means not concrete, related to something theoretical or intangible.

The adjective "propitious" means favorable, auspicious, (of circumstances) lucky and indicating a good chance for success. This is closest in meaning to "providential" which means favorable, divinely ordained to happen. Additionally, "garbled" means mixed up; "imbued" means filled with; "exasperated" means frustrated by, deeply irritated by; "dynamic" means energetic, powerful, exciting or forceful.

The adjective "incontrovertible" means not able to be denied, undeniable, not able to be disputed, irrefutable. Additionally, "unflappable" means calm and controlled in a crisis, not able to be stressed or unnerved; "untimely" means occurring at a bad time; "inauspicious" means not promising, an unfortunate beginning that suggests further failure; "inopportune" means unsuitable, not favorable, untimely.

The adjective "germane" means relevant to, applicable, able to be applied to. Additionally, "inexplicable" means unable to be explained; "impeccable" means flawless, perfect; "edible" means able to be eaten; "formidable" means daunting, awe-inspiring and intimidating.

The adjective "didactic" means instructional, educational, informative. Additionally, "provisional" means temporary, intended only for a short time; "amenable" means cooperative, agreeable; "distended" means bloated, swollen due to pressure; "recondite" means (of knowledge) arcane and privileged, known by only a few.