11 letters · 15 points in Scrabble
noun (logic) a statement that affirms or denies something and is either true or false
noun a proposal offered for acceptance or rejection
noun an offer for a private bargain (especially a request for sexual favors)
originFrom Middle English proposicioun, from Old French proposicion, from Latin prōpositiō, from the verb prōponō.
Etymology from Wiktionary, CC BY-SA 3.0