Mad is a synonym of Sick. Sick is related to Music. Drum can be used for Music. Drum is related to Musical. 
Strip is a type of Remove. Strip is a synonym of Uncover. Uncover is a synonym of Expose. 
Mad <--Synonym--> Sick <--RelatedTo--> Music <--UsedFor-- Drum <--RelatedTo--> Musical 
Remove <--IsA-- Strip <--Synonym--> Uncover <--Synonym--> Expose 