[Helms]

If you like to switch hit, try this:

unc·tu·ous

Audio pronunciation of unctuous ( P ) Pronunciation Key (ngkch-s)

1. Characterized by affected, exaggerated, or insincere earnestness: “the unctuous, complacent court composer who is consumed with envy and self-loathing” (Rhoda Koenig).

2. Having the quality or characteristics of oil or ointment; slippery.

3. Containing or composed of oil or fat.

4. Abundant in organic materials; soft and rich: unctuous soil.

[onyx]

The "unctuous" Senator Edwards is a "smarmy" and sick-slick-lying-lawyer, vying for a run at the WH. :-)