validation vs probate

validation and probate both are nouns.

Word	Noun	Adjective	Verb	Adverb
validation	Yes	No	No	No
probate	Yes	No	Yes	No

As nouns, probate is a hyponym of validation; that is, probate is a word with a more specific, narrower meaning than validation:

validation: the act of validating; finding or testing the truth of something
probate: the act of proving that an instrument purporting to be a will was signed and executed in accord with legal requirements

Other hyponyms of validation include authentication, certification, documentation, support, monetisation, monetization.

validation (noun)	probate (noun)
the act of validating; finding or testing the truth of something	the act of proving that an instrument purporting to be a will was signed and executed in accord with legal requirements
the cognitive process of establishing a valid proof	a judicial certificate saying that a will is genuine and conferring on the executors the power to administer the estate

validation (verb)	probate (verb)
	establish the legal validity of (wills and other documents)
	put a convicted person on probation by suspending his sentence