Kill is related to Bullet. Bullet is related to Round. Round is the opposite of Direct. Direct is related to Coordinator. 
Fatigue is a type of Illness. Fatigue is the opposite of Energy. Energy is related to Powerful. Powerful is similar to Influential. 
Kill <--RelatedTo--> Bullet <--RelatedTo--> Round <--Antonym--> Direct <--RelatedTo--> Coordinator 
Illness <--IsA-- Fatigue <--Antonym--> Energy <--RelatedTo--> Powerful <--SimilarTo--> Influential 