poundage

nouns

a charge based on weight measured in pounds
is a type of (narrower)
the price charged for some article or service
"the admission charge"
a fee charged for the recovery of impounded animals
is a type of (narrower)
a fixed charge for a privilege or for professional services
weight expressed in pounds
is a type of (narrower)
the vertical force exerted by a mass as a result of gravity
placing private property in the custody of an officer of the law
is derived from