seizure vs poundage

seizure and poundage both are nouns.

Word	Noun	Adjective	Verb	Adverb
seizure	Yes	No	No	No
poundage	Yes	No	No	No

As nouns, poundage is a hyponym of seizure; that is, poundage is a word with a more specific, narrower meaning than seizure:

seizure (noun)	poundage (noun)
the taking possession of something by legal process	placing private property in the custody of an officer of the law
the act of forcibly dispossessing an owner of property	weight expressed in pounds
the act of taking of a person by force	a fee charged for the recovery of impounded animals
a sudden occurrence (or recurrence) of a disease	a charge based on weight measured in pounds