Barrels and Vat

Barrels noun - The amount that many barrels might hold.

Vat and barrels are semantically related. in cylindrical container topic. In some cases you can use "Vat" instead a noun "Barrels".

Vat noun - A tax levied on the difference between a commodity's price before taxes and its cost of production.

Barrels and vat are semantically related. Sometimes you can replace term "Barrels" with "Vat", this nouns are similar.