constatation vs basic assumption

constatation and basic assumption both are nouns.

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

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

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

Other synonyms of constatation include self-evident truth.

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