proposer
noun [ C ] uk/prəˈpəʊ.zər/ us/prəˈpoʊ.zɚ/
提议者;提出者
a person who suggests a subject for discussion
The proposer of the motion tonight is Jonathan Hesk. 今晚动议的提出者是乔纳森•赫斯克。
提名人；推荐人
a person who suggests someone for a position or as a member of an organization