Abstract is a synonym of Seize. Seize is a synonym of Impress. Cash can be used for Impress. Cash is related to Raise. 
Stroke is related to Swim. Channel can be used for Swim. Channel is a type of Transmission. 
Abstract <--Synonym--> Seize <--Synonym--> Impress <--UsedFor-- Cash <--RelatedTo--> Raise 
Stroke <--RelatedTo--> Swim <--UsedFor-- Channel --IsA--> Transmission 