suitor
noun
[ ˈsuːtə ]
• a man who pursues a relationship with a particular woman, with a view to marriage.
• "she decided to marry her suitor"
• a prospective buyer of a business or corporation.
• "the company agreed to negotiate with its suitor"
Origin:
late Middle English (in the sense ‘member of a retinue’): from Anglo-Norman French seutor, from Latin secutor, from sequi ‘follow’.