Tax
Part of speech: noun
Definition: Money paid to the government other than for transaction-specific goods and services.
Part of speech: verb
Definition: To impose and collect a tax from. To use to the limit
Example sentence: For every benefit you receive a tax is levied.
Taxation
Part of speech: noun
Definition: The act of imposing taxes and the fact of being taxedA particular system of taxing people or companiesThe revenue gained from taxes
Example sentence: What I agree with is that we need a significantly changed taxation system. And the one that I've advocated is based on tithing, because I think God is a pretty fair guy. And he said, you know, if you give me a tithe, it doesn't matter how much you make.