overcharge

/OW1 V ER0 CH AA0 R JH/
noun
  1. 1

    An excessive load or burden.

  2. 2

    An excessive charge in an account.

verb
  1. 1

    To charge (somebody) more money than the correct amount or to surpass a certain limit while charging a bill.

  2. 2

    To continue to charge (an electrical device) beyond its capacity.

  3. 3

    To charge (someone) with an inflated number or degree of legal charges (for example, charging them with a more serious crime than was committed); to upcharge.

  4. 4

    To charge or load too heavily; to burden; to oppress.

  5. 5

    To fill too full; to crowd.

  6. 6

    To exaggerate.

    โ€œto overcharge a descriptionโ€

Antonyms

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