Iniquity

(1) Gross immorality or injustice; wickedness.
(2) A grossly immoral act; a sin.

Popinjay

A vain and talkative person.

Engram

A physical alteration thought to occur in living neural tissue in response to stimuli, posited as an explanation for memory.

Perfidy

(1) Deliberate breach of faith; calculated violation of trust; treachery: “the fink, whose perfidy was equaled only by his gall”
(2) The act or an instance of treachery.

Pabulum

(1) A substance that gives nourishment; food.
(2) Insipid intellectual nourishment: “TV... gobbled up comedy material and spat it out as pabulum”

Pithy

(1) Precisely meaningful; forceful and brief: a pithy comment.
(2) Consisting of or resembling pith.

Coruscate

(1) To give forth flashes of light; sparkled and glitter.
(2) To exhibit sparkling virtuosity.

Prolix

(1) Tediously prolonged; wordy: editing a prolix manuscript.
(2) Tending to speak or write at excessive length. See Synonyms at wordy.

Milquetoast

One who has a meek, timid, unassertive nature.

Teopan

Mexican temple.

Useless knowledge: Teopans was Trey Wright's game-winning word at the 2004 National Scrabble Championship.

Penurious

(1) Unwilling to spend money; stingy.
(2) Yielding little; barren: a penurious land.
(3) Poverty-stricken; destitute.

Risible

(1) Relating to laughter or used in eliciting laughter.
(2) Eliciting laughter; ludicrous.
(3) Capable of laughing or inclined to laugh.