Contrast is a type of Differ. Differ is derived from Difference. Difference is the opposite of Sum. Sum is related to Average. 
Alcohol is related to Spirit. Spirit is related to Mind. 
Contrast --IsA--> Differ --DerivedFrom--> Difference <--Antonym--> Sum <--RelatedTo--> Average 
Alcohol <--RelatedTo--> Spirit <--RelatedTo--> Mind 