basic assumption vs constatation

basic assumption and constatation both are nouns.

Word	Noun	Adjective	Verb	Adverb
basic assumption	Yes	No	No	No
constatation	Yes	No	No	No

As nouns, basic assumption and constatation are synonyms defined as:

basic assumption and constatation: an assumption that is basic to an argument

Other synonyms of basic assumption include self-evident truth.

basic assumption (noun)	constatation (noun)
an assumption that is basic to an argument	an assumption that is basic to an argument