Another set of words to use more often

palliative

1. Tending or serving to palliate.

2. Relieving or soothing the symptoms of a disease or disorder without effecting a cure.

ex. Pharmeceutical companies make a killing creating palliatives, not cures.

canard

An unfounded or false, deliberately misleading story.

ex. If I had a dime for every canard that politicians have foisted on me, well, I could afford a politician.

insouciant

Marked by blithe unconcern; nonchalant.

ex. Paris Hilton’s attitude toward money is almost as insouciant as her attitude towards “accidental” public nudity; we hate for for it.

hauteur

Haughtiness in bearing and attitude; arrogance.

ex. Politicians, while not insouciant with regards to public nudity (in fact, many make a good career campaigning against it), have the same sort of hauteur with regards to finance.

extant

Still in existence; not destroyed, lost, or extinct

ex. The lost art of dictionary is extant, but only in a dedicated few

solecism

1. A nonstandard usage or grammatical construction.

2. A violation of etiquette.

3. An impropriety, mistake, or incongruity.

ex. It would be a solecism of the “faux pas” and “in this ever-changing world in which we live in” variety to use the phrase “abso-fuckin-lutely” during a job interview.

prolegomenon

1. A preliminary discussion, especially a formal essay introducing a work of considerable length or complexity.

2. Prefatory remarks or observations.

ex. As school children, we always dread reading “classic literature” with the lengthy prolegomenon by a dusty academic; invariably, we skipped it.

rarefy

1. To make thin, less compact, or less dense.

2. To purify or refine.

ex. Dusty academics could rarefy their prolegomenons by excising crufty passages that use words like “prolegomenon.”

All definitions courtesy of TheFreeDictionary. Examples by the author.