source: By Alex Guerrero from Washington, DC, United States - Taxation Without Representation, CC BY 2.0

the levying of tax.

課税, 徴税; 税制

money paid as tax.

税金(額); 税率; (国などの)税収.

Middle English (in the sense ‘the assessment of a penalty or damages’; compare with tax): via Old French from Latin taxatio(n-), from taxare ‘to censure, charge’.