a Capella - without accompaniment
He sang a Capella for his concert.

bivouac - encampment
The enemy has set up their bivouacs at the outskirts of town.

candid - frank, unrehearsed
His candid remarks were unacceptable.

debase - degrade
The poor man was debased by the scandal.

effulgent - brilliant
Albert Einstein is considered an effulgent man.

filial - son
I have a filial-like relationship with my nephew.

gouge - overcharge
The tax collector gouged the poor man of his money.

harangue - a forceful or angry speech
Winston Churchill gave an inspirational harangue to the Nazis.

incipient - beginning
The incipient of the 21st Century marked the Internet age.

jabberwocky - nonsense
The explanation was all jabberwocky to me.

kitsch - trashy art or movies
Sharknado was a kitsch movie.

lambent - softly radiant
The flame was lambent as the night grew weary.