supercharge

noun
  1. 1

    A charge borne upon an ordinary or other charge.

verb
  1. 1

    To increase the power of an internal combustion engine (either Otto or Diesel cycle) by compressing the inlet air with power extracted from the crankshaft.

  2. 2

    To make faster or more powerful.

  3. 3

    To overlay one charge upon another.

Source: https://en.wiktionary.org/wiki/supercharge