proffer vs proposition

proffer and proposition both are nouns.

Word	Noun	Adjective	Verb	Adverb
proffer	Yes	No	Yes	No
proposition	Yes	No	Yes	No

As nouns, proffer and proposition are synonyms defined as:

Other synonyms of proffer include suggestion.

proffer (noun)	proposition (noun)
a proposal offered for acceptance or rejection	a task to be dealt with
	(logic) a statement that affirms or denies something and is either true or false
	a proposal offered for acceptance or rejection
	the act of making a proposal
	an offer for a private bargain (especially a request for sexual favors)

proffer (verb)	proposition (verb)
present for acceptance or rejection	suggest sex to