taxation vs deductible

taxation and deductible both are nouns.

Word	Noun	Adjective	Verb	Adverb
taxation	Yes	No	No	No
deductible	Yes	Yes	No	No

taxation (noun)	deductible (noun)
the imposition of taxes; the practice of the government in levying taxes on the subjects of a state	a clause in an insurance policy that relieves the insurer of responsibility to pay the initial loss up to a stated amount
charge against a citizen's person or property or activity for the support of government	(taxes) an amount that can be deducted (especially for the purposes of calculating income tax)
government income due to taxation

taxation (adjective)	deductible (adjective)
	acceptable as a deduction (especially as a tax deduction)