proposition vs approach

proposition and approach both are nouns.

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

As nouns, approach is a hyponym of proposition; that is, approach is a word with a more specific, narrower meaning than proposition:

Other hyponyms of proposition include breath, hint, intimation, ghost, touch, trace, advance, feeler, overture.

proposition (noun)	approach (noun)
a task to be dealt with	the act of drawing spatially closer to something
(logic) a statement that affirms or denies something and is either true or false	a relatively short golf shot intended to put the ball onto the putting green
a proposal offered for acceptance or rejection	ideas or actions intended to deal with a problem or situation
the act of making a proposal	a way of entering or leaving
an offer for a private bargain (especially a request for sexual favors)	the temporal property of becoming nearer in time
	a close approximation
	a tentative suggestion designed to elicit the reactions of others
	the event of one object coming closer to another
	the final path followed by an aircraft as it is landing

proposition (verb)	approach (verb)
suggest sex to	make advances to someone, usually with a proposal or suggestion
	move towards
	come near in time
	begin to deal with
	come near or verge on, resemble, come nearer in quality, or character