discount

nouns

the act of reducing the selling price of merchandise
interest on an annual basis deducted in advance on a loan
a refund of some fraction of the amount paid
an amount or percentage deducted

verbs

bar from attention or consideration
"She dismissed his advances"
give a reduction in price on
"I never discount these books-they sell like hot cakes"
is derived from
is a type of (narrower)
reduce the price of