IPA: /prəˈpaʊndər/
KK: /prəˈpaʊndər/
A person who suggests or puts forward an idea or plan for others to think about.
The propounder of the new policy explained its benefits during the meeting.
Propounder → It is formed from "pro-" (meaning forth) and "ponere" (meaning to place). The word refers to someone who places or puts forth an idea or proposal for consideration.
Think of someone who is 'putting forth' an idea — 'pro-' means forth, and 'ponere' means to place.