The noun "epoch" refers to a period of time, an "era" of history. Additionally, a "strait" is a narrow body of water that connects two larger bodies of water; the "verge" is the edge of something; "congestion" is the state of being blocked up; "aegis" is protection, support, 'backing.'

The noun "progeny" means child of, "offspring." Additionally, "sycophant" means flatterer, someone who is excessively fawning and obsequious; a "missionary" is someone on a religious mission to a foreign country with the intention of converting the native population; an "instigator" is someone who starts conflict, the person who caused a fight; an "itinerant" means a person who travels all the time, a nomad, a wanderer.

The noun "battery" means assault, the act of violently attacking someone. Additionally, "disposition" means character, personality, behavior; "ovation" means applause; "ruse" means trick, a deception; "plight" means danger, a difficult or challenging situation that is dangerous.

The noun "rendition" means a performance, something spoken or performed aloud in front of others. Additionally, a "muse" is inspiration for a piece of artwork; a "courier" is a messenger; "flora" is plants; "abnegation" is denial, the act of rejecting something.

An "itinerary" is a list of events and times: a "schedule." An "ambulance" is a medical vehicle used for transporting wounded or ill people. "Vagrancy" is a synonym for "itinerancy," which is a similar sounding word. A "lyric" is a line of words from a song or a genre of poem.

"Invective" is "verbal abuse," a tirade, or a harangue. It is not "social confusion" or "heroic conduct" or behavior. "Eminence" is prominence, and "acumen" is shrewdness or intelligence.

A "preamble" is a synonym for "introduction," usually in the context of written documents. While a "preamble" appears in many documents, it is not necessarily synonymous with "document." "Detection" is the act of detecting or noticing something, and "presumption" is a near synonym for "assumption."

A "threnody" is a "lament" or dirge, a song of mourning. A "rhapsody" is another type of song that is not usually associated with grief. "Delight" is great pleasure or joy, and "spleen" is an antiquated term for wrath or fury. A "tirade" is a rant or a diatribe.

"Elocution" means diction, articulation, "enunciation." "Lassitude" is lethargy, and a "paragon" is an exemplar or epitome. "Futility" means pointlessness. A "cicatrix" is a scar.

"Gloss" is "luster" or shine. "Equanimity" is composure and calmness. "Ambivalence" is the state of having mixed feelings about something. "Jargon" is specialized language or the vocabulary of a particular skill set. A "proclivity" is an inclination or penchant for something.