Bow is related to Ribbon. Ribbon is related to Bright. Bright is a synonym of Brilliant. 
Retire is a type of Tire. Tire is etymologically related to Tear. Tear is related to Part. Part is related to Engine. 
Bow <--RelatedTo--> Ribbon <--RelatedTo--> Bright <--Synonym--> Brilliant 
Retire --IsA--> Tire --EtymologicallyRelatedTo--> Tear <--RelatedTo--> Part <--RelatedTo--> Engine 