I believe you would call them a Suitor.
Dating them with the intent to form a relationship (ie not a casual date).
wooing
courting was the old word for dating
I think you need to define what you mean by spooners. I know quite a lot about WWI, and I have not come across the word as, say, a type of weapon. At that time the word 'spooning' meant 'courting' or 'fooling around as lovers do'.
When they want to mate, they start courting
Courting Alex was created in 2006.
Yes, reptiles have courting behavior. Some creatures have more complex courting behavior than others.
The duration of Courting Condi is 1.78 hours.
The duration of Courting Alex is 1320.0 seconds.
Courting Justice has 496 pages.
Dating, pinned, going steady, suitor , engaging, intercourse, etc., monogomy