repletion vs satiation

repletion and satiation both are nouns.

Word	Noun	Adjective	Verb	Adverb
repletion	Yes	No	No	No
satiation	Yes	No	No	No

As nouns, repletion and satiation are synonyms defined as:

repletion and satiation: the state of being satisfactorily full and unable to take on more

Other synonyms of repletion include satiety.

repletion (noun)	satiation (noun)
eating until excessively full	the act of achieving full gratification
the state of being satisfactorily full and unable to take on more	the state of being satisfactorily full and unable to take on more