Would is a synonym of Please. Please is related to Invitation. Invitation is a type of Request. 
Afraid is a synonym of Scared. Scared is derived from Scare. Scare is a synonym of Panic. 
Would <--Synonym--> Please <--RelatedTo--> Invitation --IsA--> Request 
Afraid <--Synonym--> Scared --DerivedFrom--> Scare <--Synonym--> Panic 