As an adjective ampoule
is exaggerated; over the top.
As a proper noun vail is
A small hermetically sealed vial containing a sterile solution suitable for injection.
From (etyl) .
(obsolete) profit; return; proceeds.
(chiefly, in the plural, obsolete) Money given to servants by visitors; a gratuity; also vale .
- My house is as were the cave where the young outlaw hoards the stolen vails of his occupation.
Aphetic form of
(obsolete) To yield.
(obsolete) To remove as a sign of deference, as a hat.
- Thy convenience must vail to thy neighbor's necessity.
* Sir Walter Scott
- France must vail her lofty-plumed crest!
To let fall; to allow or cause to sink.
- without vailing his bonnet or testifying any reverence for the alleged sanctity of the relic
- Vail your regard / Upon a wronged, I would fain have said, a maid!