Facetious [fa·ce·tious] adj. Treating serious issues with deliberately inappropriate humor; flippant.

Fractious adj. (1) Easily irritated; bad-tempered: “they fight and squabble like fractious kids.” (2) (of an organization) Difficult to control; unruly.

Abysmal adj. Extremely bad; appalling. “The results were pretty abysmal;” “Abysmal failure.”

Atrocious adj. Horrifyingly wicked: “Atrocious cruelties.” Of a very poor quality; extremely bad or unpleasant: “Atrocious weather.”

Endemic adj. Native to a specific region or environment and not occurring naturally anywhere else. “Malaria is endemic in tropical climates.” (n.) An endemic plant or animal.

Paradox n. A statement or proposition that seems self-contradictory or absurd but in reality expresses a possible truth. An opinion or statement contrary to commonly accepted opinion, but may be factual.

Superfluous adj. Unnecessary, being beyond what is required or sufficient. “The repeated warnings were superfluous.” “Superfluous details.”

Masticate v. To chew (as in food). To reduce to pulp by crushing, grinding or kneading. “The patient was unwilling to masticate or swallow his food.”

Didactic adj. (1) Intended to teach, particularly in having moral instruction as an ulterior motive. (2) In the manner of a teacher, particularly so as to treat someone in a patronizing way. “The didactic speech influenced the weaker members of the audience.”

Decadent n. A person who is luxuriously self-indulgent. (adj.) Characterized by or reflecting a state of decay or cultural decline, as in being self-indulgent or morally corrupt.