constatation vs self-evident truth

constatation and self-evident truth both are nouns.

Word	Noun	Adjective	Verb	Adverb
constatation	Yes	No	No	No
self-evident truth	Yes	No	No	No

As nouns, constatation and self-evident truth are synonyms defined as:

constatation and self-evident truth: an assumption that is basic to an argument

Other synonyms of constatation include basic assumption.

constatation (noun)	self-evident truth (noun)
an assumption that is basic to an argument	an assumption that is basic to an argument