Bench is related to Sit. Sit is the opposite of Walk. 
Box is a synonym of Cup. Cup is related to Cabinet. Cabinet is related to Cotton. Cotton is related to Deep. 
Bench <--RelatedTo--> Sit <--Antonym--> Walk 
Box <--Synonym--> Cup <--RelatedTo--> Cabinet <--RelatedTo--> Cotton <--RelatedTo--> Deep 