cachets

noun

1. 1

   A seal, as of a letter.

2. 2

   A special characteristic or quality; prestige.

   “I remember when this diner was a quiet hangout, but lately it seems to be losing its cachet.”

3. 3

   A commemorative stamped design or inscription on an envelope, other than a cancellation or pre-printed postage.

4. 4

   A sealed envelope containing an item whose price is being negotiated.

5. 5

   A capsule containing a pharmaceutical preparation.

6. 6

   A hidden location from which one can observe birds while remaining unseen.