supercharge

To increase the power of (an engine, for example), as by fitting with a supercharger.

To charge heavily or excessively.

In heraldry, a charge borne upon an ordinary or other charge: thus, three mullets charged upon a fesse or bend constitute a supercharge.

To charge or fill to excess.

In heraldry, to place as a supercharge.

A bearing charged upon another bearing.

To charge (a bearing) upon another bearing.

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.

To make faster or more powerful.

To overlay one charge upon another.