IPA: /prəˈpoʊzər/
KK: /prəˈpoʊzər/
A person who suggests an idea or plan for others to consider.
The proposer of the new project presented their ideas at the meeting.
Proposer → It is formed from "pro-" (meaning for or in favor of) and "ponere" (meaning to place or put). The word "proposer" means to put forward an idea or suggestion in favor of something.
Think of someone putting forward an idea 'for' ('pro-') consideration — that's what a proposer does.