Minute is the opposite of Significant. Significant is related to Mate. Teammate is derived from Mate. 
Preparation is a synonym of Preliminary. Preliminary is related to Design. Design is related to Occupation. Occupation is related to Singer. 
Minute <--Antonym--> Significant <--RelatedTo--> Mate <--DerivedFrom-- Teammate 
Preparation <--Synonym--> Preliminary <--RelatedTo--> Design <--RelatedTo--> Occupation <--RelatedTo--> Singer 