I. ˈsüpə(r)+ˌ- transitive verb
Etymology: super- + charge
: to charge greatly or excessively with vigor, energy, tension, emotion or material supplying one of these
a bitter struggle for power … in a supercharged political atmosphere — Mary K. Hammond
he supercharges his ready flow of speech with slang — English Digest
a supplementary pellet supercharged with vitamins and minerals — Journal American Medical Association
as
a. : to supply a charge to the intake of (an internal-combustion engine or other prime mover) at a pressure higher than that of the surrounding atmosphere
b. : pressurize 1
II. noun
: a great or excessive charge
that supercharge of zest which generates gaiety in others — John Mason Brown
the use of supercharge must be avoided … otherwise excessive wear of the guns will result — U.S. War Dept. Technical Manual