Opposite is etymologically related to Oppose. Oppose is the opposite of Consent. 
Flour is a type of Convert. Receive is a type of Convert. Receive is related to Believe. Believe is a type of Expect. 
Opposite --EtymologicallyRelatedTo--> Oppose <--Antonym--> Consent 
Flour --IsA--> Convert <--IsA-- Receive <--RelatedTo--> Believe --IsA--> Expect 