intimation vs proposition

intimation and proposition both are nouns.

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

As nouns, proposition is a hypernym of intimation; that is, proposition is a word with a broader meaning than intimation:

Other hypernyms of intimation include proffer, suggestion.

intimation (noun)	proposition (noun)
a slight suggestion or vague understanding	a task to be dealt with
an indirect suggestion	(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)

intimation (verb)	proposition (verb)
	suggest sex to