Placid (plac·id) adj.  1. Satisfied; complacent.  2. Undisturbed by tumult or disorder; calm or quiet.

Lucid (lu·cid) adj.  1. Easily understood; intelligible. 2. Mentally sound; sane or rational. “A lucid conversation.” 3. Translucent or transparent.

Demonstrable (de·mon·stra·ble) adj.  1. Capable of being demonstrated or proved: “demonstrable truths.”  2. Obvious or apparent: “demonstrable lies.”

Ravenous (rav·en·ous) adj.  1. Extremely hungry; voracious.  2. Rapacious; predatory.  3. Greedy for gratification: “Ravenous for power.”

Perpetuity (per·pe·tu·i·ty) n.pl.  1. Time without end; eternity.  2. The quality or condition of being perpetual: “The terms of the agreement remain in effect in perpetuity.”

Enigmatic (en·ig·mat·ic) adj.  Of or resembling an enigma; puzzling: “An enigmatic tax form.”

Contemporaneous (con·tem·po·ra·ne·ous) adj.  Originating, existing, or happening during the same period of time: “The contemporaneous court cases for the two defendants.”

Verbose (ver·bose) adj.  Using or containing a great and usually an excessive number of words; wordy. “She was too verbose in her narrative.”

Tumult n. Confusion or disorder. A loud, confused noise, esp. one caused by a large mass of people. “He quickly became aware of the violent tumult behind the trees.”

Amorous adj. Showing, feeling, or relating to intimate desire. “She did not appreciate his amorous advances.”