Finger is a synonym of Handle. Handle is related to Stick. Stick cannot be Alive. Butter cannot be Alive. 
Captain is etymologically related to Cap. Captain is related to Authority. 
Finger <--Synonym--> Handle <--RelatedTo--> Stick --NotHasProperty--> Alive <--NotHasProperty-- Butter 
Cap <--EtymologicallyRelatedTo-- Captain <--RelatedTo--> Authority 