Ban is a type of Forbid. Forbid is a synonym of Prevent. Prevent is related to Avoid. 
you are likely to find Bed in/at/on House. you are likely to find Mail in/at/on House. 
Ban --IsA--> Forbid <--Synonym--> Prevent <--RelatedTo--> Avoid 
Bed --AtLocation--> House <--AtLocation-- Mail 