A final proposal can also be called a conclusive proposition, ultimate offer, or last suggestion. It can be referred to as a definitive approach, end arrangement, or terminal plan. Another synonym for the term final proposal can be the ultimate draft, last draft, or concluding document. The term can also be expressed as an ultimate proposition, ultimate aim, or the last bid. It is the concluding pitch, last-minute suggestion, or the ultimate submission. The phrase can also be described as the terminal design, concluding presentation, or the end recommendation. These synonyms capture the essence of the final proposal and can be used interchangeably in different contexts.