A "juncture" is a moment in time. Usually it is a moment in time where two things meet or where two things split and go separate ways. Additionally, "plumage" is the name given to feathers on a bird; "proponent" and "advocate" are synonyms, both words mean supporter, someone who speaks out in support of something; a "tryst" is an illicit meeting, an affair, a secret rendezvous.

The noun "turmoil" is used to describe a state of chaos and agitation, an uncertain situation. Additionally, an "outlier" is a piece of data that does not fit with the rest, an anomaly; "cogent" means (of an argument) very convincing, well reasoned; "indiscriminate" means not discriminating, random; an "acolyte" is an assistant, a minion.

"Impudence" is another word for both insolence and "effrontery." "Relevance" indicates connection to the topic at hand. A "melody" is a sequence of notes that comprises a song, and a "nuisance" is a bother. "Expurgation" is the act of removing material from something (e.g. a book) to avoid offending people.

An "apex" is a "pinnacle," apogee, or high point. This is the antonym of "nadir," or low point. An "interrogation" is a formal or intense questioning. "Larceny" is theft, and "gratitude" is thankfulness.

To do something with "aplomb" is to do it with poise and "polish." This is an antonym of "clumsiness." "Gluttony" means overeating, and "lechery" means lust. "Loquacity" is a synonym for excessive talkativeness.

"Jargon" is a type of language specific to a particular discipline or specialty. While "architects," "scholars," and other professions do have their own kinds of jargon, the words are not actually synonymous. An "interrogation" is a questioning session.

The noun "abnegation" means "renunciation," denial, rejection, the act of disavowing something. Additionally, a "predilection" is a preference for something; "lassitude" is weariness, exhaustion, lethargy; "fodder" is worthless material to be sacrificed for some cause; a "hearth" is a fireplace or a spiritual home, or less commonly, a literal home.

The noun "compliance" means the action of agreeing to a command or a request. Although this is not a direct synonym of "obedience," this is easily the best answer. Additionally, "predilection" is a preference for, having a particular like for something; "exigency" is urgency, the need to get something done; "repose" is rest; "serendipity" is the occurrence of some happy and lucky incident, good fortune.

"Zenith" is another word for pinnacle, apex, or "apogee." "Lunacy" is a synonym for "insanity," and "tenacity" is perseverance and determination. "Acumen" is another word for shrewdness or sharpness, and a "harangue" is a verbal rant or tirade.

"Probity" means "integrity" and moral uprightness. "Mischief" is trouble, and "largesse" is generosity. "Maturity" and "immaturity" are antonyms, as are "paucity" and "abundance."