postulation vs predication

postulation and predication both are nouns.

Word	Noun	Adjective	Verb	Adverb
postulation	Yes	No	No	No
predication	Yes	No	No	No

As nouns, postulation and predication are synonyms defined as:

postulation and predication: (logic) a declaration of something self-evident; something that can be assumed as the basis for argument

postulation (noun)	predication (noun)
(logic) a declaration of something self-evident; something that can be assumed as the basis for argument	(logic) a declaration of something self-evident; something that can be assumed as the basis for argument
a formal message requesting something that is submitted to an authority