Surround is a synonym of Skirt. Skirt is related to Belt. Band is a type of Belt. Band is related to Team. 
Disappointed is the opposite of Glad. Glad is related to Plastic. Plastic is related to Wrap. 
Surround <--Synonym--> Skirt <--RelatedTo--> Belt <--IsA-- Band <--RelatedTo--> Team 
Disappointed <--Antonym--> Glad <--RelatedTo--> Plastic <--RelatedTo--> Wrap 