Transmit is a synonym of Carry. Carry is related to Continue. Prevail is a type of Continue. Prevail is a type of Exist. 
Pure is similar to Theoretical. Theoretical is the opposite of Actual. Actual is the opposite of Virtual. 
Transmit <--Synonym--> Carry <--RelatedTo--> Continue <--IsA-- Prevail --IsA--> Exist 
Pure <--SimilarTo--> Theoretical <--Antonym--> Actual <--Antonym--> Virtual 