provisional vs tentative

provisional and tentative both are adjectives.

Word	Noun	Adjective	Verb	Adverb
provisional	No	Yes	No	No
tentative	No	Yes	No	No

As adjectives, provisional and tentative are synonyms defined as:

provisional and tentative: under terms not final or fully worked out or agreed upon

Other synonyms of provisional include probationary, provisionary.

provisional (adjective)	tentative (adjective)
under terms not final or fully worked out or agreed upon	under terms not final or fully worked out or agreed upon
	unsettled in mind or opinion