prevision vs prescience

prevision and prescience both are nouns.

Word	Noun	Adjective	Verb	Adverb
prevision	Yes	No	No	No
prescience	Yes	No	No	No

As nouns, prevision and prescience are synonyms defined as:

prevision (noun)	prescience (noun)
the power to foresee the future	the power to foresee the future
a prophetic vision (as in a dream)
seeing ahead; knowing in advance; foreseeing
the act of predicting (as by reasoning about the future)