mark-up

noun
1.
a percentage or amount added to the cost of a commodity to provide the seller with a profit and to cover overheads, costs, etc
2.
  1. an increase in the price of a commodity
  2. the amount of this increase
verb (transitive, adverb)
3.
to add a percentage for profit, overheads, etc, to the cost of (a commodity)
4.
to increase the price of