tax vs withholding

tax and withholding both are nouns.

Word	Noun	Adjective	Verb	Adverb
tax	Yes	No	Yes	No
withholding	Yes	No	No	No

tax (noun)	withholding (noun)
charge against a citizen's person or property or activity for the support of government	the act of deducting from an employee's salary
	the act of holding back or keeping within your possession or control
	income tax withheld from employees' wages and paid directly to the government by the employer

tax (verb)	withholding (verb)
make a charge against or accuse
use to the limit
levy a tax on
set or determine the amount of (a payment such as a fine)